Still To Be Determined

https://youtu.be/nR8qn3cD1jQ Matt and Sean talk to Nona Yehia (Vertical Harvest) about vertical farming, technological “growth”, and the future of food. Watch the Undecided with Matt Ferrell episode, Why This Vertical Farm is 500x More Efficient Than Farming https://youtu.be/8sOEB2m0m9Y?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/HicyIaKqRgk Matt talks with Two Bit Da Vinci and Ziroth about Donut Lab’s new battery, the controversy around it, and what they think it actually might be. Watch the Undecided with Matt Ferrell episode, The Breakthroughs My Net Zero Home is Missing https://youtu.be/hb2x5VcUT0I?list=PLnTSM-ORSgi7FwYRnWkpCSkAeFOzrgh5h YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/f67J9QO5LPY Matt and Sean talk about Donut Lab's solid state batteries, connecting with other YouTubers, and your questions. Watch the Undecided with Matt Ferrell episode, Why Everyone's Wrong About This Solid-State Battery https://youtu.be/C8ljwigh9jA?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/ve_k8pNY1sQ Matt and Sean talk with Alec Watson (TechnologyConnections) about future tech, current trends and dead ends, and why dishwashers are so fascinating. YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/lnu76C5Qd68 Matt and Sean talk about whether it’s a good idea or not to wait for next gen solar technology, or just pull the trigger and get what’s available today. Watch the Undecided with Matt Ferrell episode, Why Waiting for Better Solar Costs You More https://youtu.be/w2r9_0NxTW8?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/v1o7RY43K-E Matt and Sean talk about heat pump comparisons, and a full long-form discussion with Paul Braren from TinkerTry.com Watch the Undecided with Matt Ferrell episode, Did I Get the Wrong Heat Pump: Geothermal vs Air Source https://youtu.be/CPwQTUaU-jI?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ A couple of posts about our heat pump comparison on TinkerTry.com: https://tinkertry.com/planning-for-heat-pump-comfort https://tinkertry.com/geothermal-vs-air-source-heat-pumps-feat-undecided-and-tinkertry YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/HHX1K-nV8Ok Matt and Sean talk about flywheels, mechanical energy storage, and something unexpected that flew out of the comments. Two Bit Davinci video about the flywheel bus: https://youtu.be/LHyUDihL_FQ?si=xVp7qfUP82jm6wQl Watch the Undecided with Matt Ferrell episode, How 40-Ton Spinning Wheels Are Saving The Power Grid https://youtu.be/Z95t-f-0IjI?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

Matt and Sean talk about Aluminum as another battery option, and your comments. Watch the Undecided with Matt Ferrell episode, What This Aluminum‑Ion Breakthrough Means for You https://youtu.be/svHeBLgpRQs?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/9M5cISgMNMM Matt and Sean get pumped talking about 3D Printing, Heat Pumps, and your comments. Watch the Undecided with Matt Ferrell episode, Are Heat Pumps a Scam? https://youtu.be/K2c6Rucbi84?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/BQoniKPE8Nw Matt and Sean talk about sodium batteries, why lithium prices are falling, and your comments. Watch the Undecided with Matt Ferrell episode, The 90% Price Crash That Changed Everything https://youtu.be/nrTCgZmUFCY?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/3fntze01h_k Matt and Sean talk about a new material we might see in solar panels, and Matt’s invasion on Hank Green. Watch the Undecided with Matt Ferrell episode, Why This Solar Breakthrough Matters More Than Perovskite https://youtu.be/F_OPrOpccJs?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/iSGqe9lefQI Matt and Sean talk about Matt’s CES 2026 visit, the good, the bad, the funny … including Donut Labs solid state battery. Watch the Undecided with Matt Ferrell episode, The Most Controversial Battery at CES 2026 https://youtu.be/Kt4c0o_3eyY?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/SrkuzIo1liM Matt and Sean talk about the current status of perovskite solar progress, plus your responses to our previous episodes. Watch the Undecided with Matt Ferrell episode, What Solar’s 2025 Breakthroughs Mean for 2026 https://youtu.be/FffKMMnisu4?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/PA2Wc_pxZ6Y Matt and Sean talk about desalination and osmotic power production, plus your responses to our previous episodes. Watch the Undecided with Matt Ferrell episode, The Ocean's Invisible 15,000 TWh Goldmine https://youtu.be/kko09WIC6yc?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/HjYEgF598CI Matt and Sean talk about perovskite solar panels, silver prices, and other new (old) issues. Watch the Undecided with Matt Ferrell episode, How This Perovskite Breakthrough Could Change Solar Forever https://youtu.be/8Eh9m4U7GGk?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/kWC8Cylbu5A Matt and Sean talk about the impact of AI on our electric bills and more. Watch the Undecided with Matt Ferrell episode, How AI is Destroying Your Electric Bill https://youtu.be/n8m1BCzvGCA?list=PLnTSM-ORSgi7oiN-erZtwugd0muTdQXnU YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/t6Lc9WS60vA Matt and Sean talk about recycling plastic (will we ever get there?), simple home energy solutions (insulation!), and more. Watch the Undecided with Matt Ferrell episode, The Recycling Breakthrough That Doesn't Need Sorting https://youtu.be/D9Hd4KMoxds YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/FmTo8ZkfZ68 Matt and Sean talk about Matt’s geothermal heat pump experience, digging wells, and the meaning of “young.” Watch the Undecided with Matt Ferrell episode, How My Geothermal Heat Pump Really Performed (2 Years) https://youtu.be/DTb7TKJzr5g?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/Xx9sCiVZxJ4 Matt and Sean talk about a change in what research says is good for zinc batteries, and more topics from last week's episode. Watch the Undecided with Matt Ferrell episode, The Surprising Battery Discovery No One Saw Coming https://youtu.be/GRumW9JzGbc?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

https://youtu.be/Ay_Yr2aI9tw Matt and Sean talk about increasing solar power efficiency by making the panels (ew) sweat, and more topics from last week’s episode. Watch the Undecided with Matt Ferrell episode, How This Hydrogel Gives Us 12% More Solar Efficiency https://youtu.be/yWMxM8YQcN4?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmf Undecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★