This concept has to be the new[1] whathaveyoutried.com, the site which became the favourite snarky unhelpful comment on StackOverflow for a while and which the

This concept has to be the new[1] whathaveyoutried.com, the site which became the favourite snarky unhelpful comment on StackOverflow for a while and which the author realised was a bad and unhelpful approach and regretted making. Just say "Hello" back. You don't have to wait while they are typing. And if you are busy enough that you don't want to be disturbed, put "Do not disturb" on or close the chat client. [1] newer, anyway. That was 2008 to this 2013. What's the 2018 version?