Their website could be gone for any number of reasons: they went bankrupt, their webmaster sucks, they decided they couldn't afford a website, they forgot to renew their domain name, they haven't paid their webhosting company, etc.

I'm pausing on this because I see a known shill in there pushing the narrative. That said, I think during this lull time in PG investigating it's an excellent time to revisit old threads, whether they've been "debunked" or not, and to view them with fresh eyes.