Two security researchers at Duo Security who were studying Twitter automation patterns, stumbled upon a vast network of Twitter bot accounts promoting crypto fraud. The sophisticated network was accidentally discovered while the researchers were looking into how to create a methodology for accurately identifying Twitter bot.

https://btcmanager.com/security-researchers-discover-sophisticated-twitter-crypto-botnet/

I see free Ethereum give away most time I am on twitter even from prominent figures. I kept wondering why people could fall for such scam. Are these people dumb? Hope I am speaking the mind of a lot here