No one was ever fired for recommend IBM.
Now it's Microsoft when it's blatantly obvious just how poor Microsoft products actually are. You want compatibility Issues try a different version of Office and see exactly what happens. There is very little in the way of maintaining the set standard between different versions of the same product. So by your own admission there is no reason to update any Microsoft product and many reasons to resist the change.
Remember if you want to get ahead Don't rock the Boat.
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