@suw If you think I'm arguing against that point, I'm not.
Though a difference is that celeb attacks have a specific target, easily identified, requiring protection.
Disruption attacks are general. They require identification, usually through cluster- and network-identification tools. Finding the social graph, which may not be directly apparent or manifested as, say, Mastodon follows.
Text & timing analysis often reveal these.
Then there's response & countermeasure.