
TRD Issue 63 - Briefing: xAI's Grok Goes Open Source, OpenAI Board Updates, Walmart's Fast Delivery, Instagram Outpaces TikTok
OpenAI's Sam Altman rejoins the board amid disputes and Elon Musk sues, alleging betrayal. Walmart launches express delivery, challenging Amazon/Target. Instagram download rates surpass TikTok as it faces potential US sanctions.