Still To Be Determined

Most smart homes hand your house to Big Tech. Home Assistant is proof they don't have to. Matt and Sean sit down with Paulus Schoutsen, the software engineer who started Home Assistant, the largest open-source smart home platform in the world, now running in over 2 million homes. It runs locally, it keeps your data inside your house, and it doesn't stop working the day a company decides to shut of...

The inventor of the Super Soaker, Dr. Lonnie Johnson, joins Matt to talk about his most ambitious project yet: the JTEC, a heat engine with no moving parts that converts low-grade waste heat straight into electricity. They get into how it actually works, why Johnson thinks it could run far more efficiently than what we use today, and the long road from a 2003 idea to the first commercial unit. Plu...

Matt sat down with Jorge Diaz Schneider, CEO of Ion Storage Systems, to talk about their anode-less, ceramic-based solid-state battery that doesn't swell or need pressure to work. We get into why they're chasing consumer electronics instead of EVs, the new continuous manufacturing line they just fired up, and why so many solid-state startups have over-promised and flamed out. It's a...

Matt and Sean talk to Dave Borlace from the YouTube channel, Just Have a Think, to discuss the current state of the renewable energy transition in the UK and the US. Dave’s YouTube channel: https://www.youtube.com/@JustHaveaThink Chapters: 00:00: Intro 01:47: Dave Borlace Interview 59:15: Previous Still TBD Episode Feedback 01:02:44: Undecided Episode Feedback Watch on YouTube: https://www.youtube...

Matt and Sean talk to Zack Nelson of JerryRiggedEverything about building a new wheelchair manufacturing business, solar DIY, and the history and future of his Youtube channel. Chapters: 00:00 - Intro 02:08 - Zach Nelson Interview 37:32 - Supercritical CO2 Turbines Discussion Watch on YouTube: https://www.youtube.com/watch?v=quA0gBAFEQk Support the show directly: https://stilltbd.fm/join/ Audio ve...

Matt and Sean talk to Karl Rábago about the internetification of the electrical grid, and what it means for the future of owning solar panels and energy. 00:00 - Intro 11:26 - Karl Rábago Interview Support the show directly: https://stilltbd.fm/join/ Audio version of the podcast: https://stilltbd.fm YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast YouTube membership: https:/...

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 (00:00) - - Intro (00:45) - - Nona Yehia Interview (37:50) - - Vertical...

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 (00:00) - - Intro (01:46) - - Donut Lab Conversation (01:01:40) -...

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 (00:00) - - Intro & Feedback (14:26) - - Donut Labs Solid State Battery Discussion Yo...

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. (00:00) - (00:00) - - Intro (02:36) - - TechnologyConnections Interview YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https...

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 (00:00) - - Intro & Feedback (13:19) - - To Perovskite...

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://tinkertr...

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-ORSgi7uzySCXq8VX...

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 (00:00) - - Intro & Feedback (15:59) - - Aluminum Battery Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in to...

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 (00:00) - - Intro & Feedback (25:58) - - Heat Pumps Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in tou...

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 (00:00) - - Intro & Feedback (14:39) - - Sodium Batteries Discussion YouTube version of the podcast: https://www....

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 (00:00) - - Intro & Feedback (16:23) - - Kesterite Discussion YouTube version of the podc...

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 (00:00) - - Intro & Feedback (12:17) - - CES 2026 Discussion YouTube version of the pod...

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 (00:00) - - Intro & Feedback (15:00) - - State of Solar Discussion YouTube version of...

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 (00:00) - - Intro & Feedback (20:20) - - Desalination and Osmotic Power Discussion YouTube vers...

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 (00:00) - - Intro & Feedback (22:00) - - Perovskite Discussion YouTube version of the podcast: htt...

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 (00:00) - - Intro & Feedback (09:03) - - AI Costs Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get...

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 (00:00) - - Intro & Feedback (16:21) - - Plastic Recycling Discussion YouTube version of the podcast: https://www....

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 (00:00) - - Intro (05:22) - - Feedback (17:33) - - 2 Years of Geothermal Discussion YouTube...

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 (00:00) - - Intro & Feedback (21:31) - - Zinc Batteries Discussion YouTub...