Evening Scan

The SpaceX IPO gained another 14% today, extending Friday's pop. Separately, the Anthropic export restriction saga acquired a new detail: China may have already accessed Mythos.

$75B — SpaceX raised this in its IPO last Friday, the largest in history, pricing at $135 and closing day one at $160. (The Pomp Letter / Readtrung)

SpaceX Keeps Climbing on Day Two

The stock added 14% Monday, pushing market cap above $2T, which means Musk's first compensation unlock target is now officially in the conversation. (Big Technology)

China May Have Accessed Anthropic's Mythos

The White House's abrupt export ban on Fable 5 and Mythos 5 was triggered by evidence of Chinese access, according to Semafor—not precautionary measures alone. (The Verge)

Cybersecurity Leaders Push Back on the Anthropic Ban

A letter to the White House argues that blocking foreign nationals from Mythos 5 and Fable 5 hurts US defenders more than adversaries—a reasonable point that lands awkwardly given the Semafor report above. (Axios)

UK Bans Social Media for Under-16s, Starting 2027

Keir Starmer's "Australia-plus" model goes further than Canberra's, adding stranger-contact restrictions in gaming apps and under-18 curfews. Platforms have about a year to figure out age verification at scale. (The Verge)