you may be right that Twitter banned free advertising projects and ICO, but the block was random, 5-10 percent of those involved in advertising did not receive a block, and many blocked those who did not participate in it
I dont understand why Twitter plays these games with blocking user accounts? What do they care what people write in their tweets? Cryptocurrency did not do anything wrong.
Because a lot of spam appeared in the form of advertising about bounty, because they decided to introduce the rules