As of today we still use shared network drives for everything in major German company. We don’t use slack/irc/Skype/zoom/whatever. Phone calls and conferences(!) from the middle of open office is normal. Asana/Trello/Jira are not known at all. GitHub is paid for, but never used. I am single weirdo in multi department project using github ticket system. The code with prefix is copied for colleagues to project’s shared…
Consequently, Germany's most brilliant tech minds leave for The Valley, Zurich or London.
You reap what you sow.