And 90% of Twitter's problems would be solved if they weren't trying to be maximally "useful" to every single person on earth all the time. 10 hours was just a

And 90% of Twitter's problems would be solved if they weren't trying to be maximally "useful" to every single person on earth all the time. 10 hours was just an arbitrary number, but there are plenty of more creative solutions. Shut down every March, or Weekday mornings, or every other hour.