Everyone in AI is talking about open-weight models right now. Some see them as the ticket to faster, more efficient development; others see them as an economic threat; they're either a security risk or the only security solution, depending who you ask. The Verge's Robert Hart explains how open-weight models work, why they're suddenly at the center of discussions about AI safety, and whether the only way to stop a bad guy with AI is a good guy with AI. Subscribe: http://goo.gl/G5RXGs Like The Verge on Facebook: https://goo.gl/2P1aGc Follow on Twitter: https://goo.gl/XTWX61 Follow on Instagram: https://goo.gl/7ZeLv Watch The Vergecast on YouTube: https://bit.ly/40RFRkg The Vergecast Podcast: https://bit.ly/3WQDexZ Decoder with Nilay Patel: http://apple.co/3v29nDc More about our podcasts: https://www.theverge.com/podcasts Read More: http://www.theverge.com Community guidelines: http://bit.ly/2D0hlAv Wallpapers from The Verge: https://bit.ly/2xQXYJr Shop our Verge merch store here: https://bit.ly/4kPCmEc Subscribe to The Verge: https://bit.ly/3FT6n5S If you buy something from a Verge link, Vox Media may receive a commission without exerting any influence on editorial content. For more information about our ethics policy, visit: https://bit.ly/3ZWTlLs