upvote
99% of users, could just as well use another form of spreadsheet. Only complex macros or custom integration does. Perhaps very large spreadsheets, I don't know.
reply
In my part of Germany we used BigBlueButton after a short time when Zoom was used. E-Mail and a LDAP account was also always available for students. It's not exactly Rocket Science.

There are also ready made solutions available for purchase

https://www.univention.com/industries/educational-sector/

reply
Also the IT Administrators that may be skilled in Windows Server and similar but less so in Linux. Thats something that beeds to be taken into account. Can be changed they can learn new things, but that takes time.
reply
Time is not a problem. Keeping up with Microsoft takes time and investment too. Especially right now as they're changing stuff around on a monthly basis in their rabiate urge to sell copilot.
reply