Earlier quoted context omitted.
Impossible with 300+ people in the org, and the expectation that everyone is available during work hours. It's best to assume that not every workplace functions in a way compatible with this universal "let's turn off Slack and only check it once an hour" scenario. Also, these decisions cannot be made on an individual basis -- that's the best way to get fired -- but everyone else must be on board, at least your immedi…
Try it. When someone complains you can always go back. But they probably won't. It's the same with bullshit meetings. Just decline the invitation and you'll be surprised how little anyone will usually care.
Is it so hard to accept that "universal" advice is seldom universal, and that your circumstances may not apply to everyone?