Thank you @clayop for comment!
By default steemit websocket is set and user can change it in Settings page. There is also tip for users who don't know what websockets exists. They can change language and multiple other settings there, i icon gives short info about particular setting.
Screenshot here: 
Perfect!!!
Thanks! Btw, you can connect to local running Steem websocket as well.
Yes, I think thats a very way to aviod censorship (e.g. ip block against steemit node).