Some people may tolerate this for now, but wait till organized hate raids occur and hundreds if not thousands of npubs spam your DM inbox and every single note... Best be prepared for that type of insanity because this is only step 1 I surmise.
Yes, they often travel in swarms. You say one thing to anger one person or to trigger some algo and BOOM! We have this now, in smaller numbers, with antagonistic chatbots that show up and "agree and amplify" one side of an argument. Mute one and 5 others show up. I've given up on reading from free relays, for that reason.