If you're asking why I believe that they don't require presence, I've been interviewing with them and that's my understanding from talking with them. The first line of copy on their website is
Anthropic is an AI safety and research company that’s working to build reliable, interpretable, and steerable AI systems.
Sounds pretty much like a safety org to me.
The little triangle guy in the back contamination figure reminds me of Haloarcula japonicus
original discovery announcement, Takashina T et al (1990)