>There will be mountains of existing Word/Excel/Powerpoint documents that would need converting, as well as configured permissions structures and remotely managed laptop configurations that currently are working well

Well, they are not working well right now, because they could be rendered inoperable at any moment through Microsoft flipping a switch. That risk is real and has precedent (ICC having their Outlook access revoked).

>The real issue isn't to do with your ageism. It's whether that time and money is best spent on this particular area.

When European sovereignty is on the line, it's never too expensive.