ok my query improved so out of 30k users almost 10k did write or liked/reacted to notes... in last 15 days. I'll keep working on it

That said.. there are some accounts that are having massive activity.. you can see pubkeys and number of events in last 15 days

#[0] 12135

#[1] 11025

#[2] 10589

#[3] 9625

#[4] 9612

#[5] 9560

#[6] 9171

#[7] 8360

#[8] 8125

#[9] 6037

#[10] 5537

#[11] 5322

#[12] 5137

#[13] 4938

#[14] 4806

#[15] 4494

#[16] 4418

#[17] 4051

#[18] 4000

#[19] 3998