And we shouldn't allow this concept to go unchallenged here on Lemmy.
Commenting on an active post is not brigading
Posting a link to something is not brigading
Commenting on something you were linked to is not brigading
The only thing that might be brigading, but isn't because it isn't a real thing, is someone explicitly going, "Hey everyone, go here and harass this person"
It's all fine and good that we have some new rules to keep the peace with other instances but we must fight against 
People have been saying for years "soon, they will stop soon"
And I just say See you in 3 more years, let us know what you think
As with all internet spaces, eventually Hexbear will grow old and die. And hopefully like a half a dozen even worse communities will grow from the corpse.