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 
Reddit doesn't have issues with brigading anymore, because brigading is when you post on r/ChapoTrapHouse and also post on other subreddits.
I suppose it follows that Lemmy brigading is when you post on Hexagonal Bear dot Net and also post on other lemmy instances.
Have you been around long enough to remember the obsession with ShitRedditSays?
SRS was so powerful for it's size. Rent free in the heads of every Redditor to this day