"upset" is not the consideration. There is potential for functional confusion, with a basic function, where none existed before.
For you maybe, but part of the reason they're removing it is because many average users had no idea what it was for.
is an example where there's a hard problem that materializes out of thin air as a result.
WYSIWYG copy/paste is bound to break at some point. But it should be pushed as far as possible to complex tasks not floated into the most abstract action - copying an address. The issue is conceptual, it is unrelated to implementation.