
I would put some money on it either being.
1: Some senior bod didn’t like that they had to learn where one new button was, and threw their toys out of the pram. 2: The macros thing you mentioned. So many of these were done back in the day, VBA code that no-one knew about until they tried to open the sheet in another office package and it exploded.




Corporates (and other larger orgs) are funny in this regard. In some ways they are very conservative and slow moving, and will resist other technology even if it’s clearly better.
Then, a buzzword becomes popular and “we’re a <buzzword> first company!” and you MUST be doing <buzzword>. Then that buzzword becomes forgotten, and with zero mention at all to anyone. Everyone just agrees. We’re no longer an anything first company.