Pretty straightforward, really
Pretty straightforward, really
Great experiences come from true utility and functionality. Not putting lipstick on a pig and calling it The Next Best Thing That Will Make You Happy And Productive.
I haven't had any real issues with desktop or mobile apps either.
Custom emojis are fun, inline markdown is useful, but it takes a lot of memory for something that, to me, seems like it should be lightweight. We've had IM since the 80's, after all. There's a part of me that has a visceral reaction to seeing an IM client taking more than 100mb of memory (though to be fair they seem to be getting improving that a lot.
Overall Slack is a net UX improvement over everything that came before.
It's a similar "lowest common denominator" issue with IRC, XMPP, mail and many others. Yes, XMPP can - in theory - do almost everything Slack does, but there's dozens of clients supporting a different subset of the protocol. Of course nobody wants to use it.