That's why it's not free to join. This rules out most spammers. One advantage of the centralised app is that if someone doesn't respect the rules, they could be kicked out.

I've had no bad experiences in over two years.

Bitcoiners are a very positive crowd. They're not like crypto investors who are looking to make quick money.

Bitcoin is different; it's about creating a better system than fiat one. It's a philosophy. It's a community based on true value and human connections. It's a peer-to-peer network.