It's their job to find vulnerabilities and jail dissidents like the tornado cash guy we can't expect nothing less than that from them. What we can do is to learn and improve privacy, use vpn by default don't use bad nodes on monero/bitcoi and bad relays here on nostr.
Discussion
In one sense, what they're doing is useful, because I'm fairness to them, they work in the open.
I'd much sooner they did this than work in secrecy like the Israeli company who clearly worked for years to crack iPhone security.
That certainly the rational devil's advocate position.