What percentage of Twitter users are bots?
15%
Estimated that up to 15% of Twitter users were automated bot accounts. The prevalence of Twitter bots coupled with the ability of some bots to give seemingly human responses has enabled these accounts to garner widespread influence.
Conversation
The rampant tweeting about "This secret discord group just pumped GME click the link below" indicates you are correct. Most of the squabble on the GME twitter timeline was bots. Somewhere around 50% from what I saw.


