[zAy0LfpBZLC8mAC]

> I find that mailing lists are such a poor medium for discussion that I participate in zero of them today.

Which doesn't really answer the question why, does it?

> This statement is often met with nerd rage on HN (“why wouldn’t you want to deal with mailing lists?!”) but it’s something you’ll just have to understand

It's impossible to understand it if people don't explain themselves.

> or take for granted if you are going to understand what people want from a Github competitor, for example.

I personally don't care for a Github competitor that has the same terrible usability as Github, so I am not sure I'd be willing to take for granted some unjustified demand for bad usability.