to be fair, empty non-existing official office is nothing new. iirc, Delaware has a warehouse that's official residence of hundreds of corporations (for tax reasons)

I don't understand the rest of the article, tho... It complains that company that (officially) left the US market and already blocks US ips from participating... isn't doing enough? Officially there's no ground to demand more

If you really want to solve the problem - start hunting down unofficial means. Investigate influencers that started mentioning Polymarket out of the blue. Look into news outlets that decided to start mentioning polymarket as supposed proxy of popular opinion. Start advertizing campaigns against gambling addiction the same way as against smoking