Limitless: An AI Podcast

THIS WEEK IN AI: OpenAI Pauses Research, Huge Medical Breakthrough, Unitree IPO

August 21, 2026·35 min
Episode Description from the Publisher

This week in AI, we discuss OpenAI’s pause on reinforcement learning training amid safety concerns, including a model reportedly showing misalignment and possible concealment of its internal thoughts. We also cover broader AI cyber risks, a Moderna and Merck melanoma study, Etched’s funding round, Unitree’s IPO, Stripe’s acquisition of OpenRouter, and NVIDIA’s planned investment in OpenAI infrastructure.------🔒 Check Out Our Sponsor: LEDGER AGENT STACK 🔒https://developers.ledger.com/docs/ai-tools/overview/?utm_source=Audio&utm_medium=Podcasts&utm_campaign=Limitless------🌌 LIMITLESS HQ ⬇️NEWSLETTER:    https://limitlessft.substack.com/FOLLOW ON X:   https://x.com/LimitlessFTSPOTIFY:             https://open.spotify.com/show/5oV29YUL8AzzwXkxEXlRMQAPPLE:                 https://podcasts.apple.com/us/podcast/limitless-podcast/id1813210890RSS FEED:           https://limitlessft.substack.com/------TIMESTAMPS0:00 OpenAI Hits Pause2:51 AI Virus Scenarios10:19 Cancer Breakthrough17:00 Etched Rises Fast20:41 Unitree Mania Grows23:46 Stripe Bets on Singularity29:30 NVIDIA Funds the Future------RESOURCESJosh: https://x.com/JoshKaleEjaaz: https://x.com/cryptopunk7213------Not financial or tax advice. See our investment disclosures here:https://www.bankless.com/disclosures⁠Josh works with Anthropic as a contractor. All views expressed are his own and do not represent Anthropic, its leadership, or its affiliates. Nothing in this episode is investment advice.

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