[blevo]

>I think the most important thing is not using Slack or avoiding Slack, it's building a culture that allows people to opt-out of it, without any sort of penalty, perceived or otherwise.

The new book "Indistractable" makes exactly this point. Incidentally it also talks about how the Slack company uses Slack, and this is exactly their point, too.

The book goes on to talk about "Psychological Safety." In this case, defined as the lack of '>any sort of penalty'