Also Jason from Basecamp (in <a href="https://basecamp.com/guides/how-we-communicate" rel="nofollow">https://basecamp.com/guides/how-we-communicate</a> ):<p>"98% of our internal communication happens inside Basecamp."<p>and:<p>"We don't use email internally"<p>Then:<p>"Coming April 2020"<p>Is this a loooong lead-time Aprils fools gag??? ;-)