The individual titles in the boxset wasn't separately sealed/wrapped AFAIK -- mine weren't anyway... and I wasn't expecting them to be. They did each come w/ its own slipcover though, if that matters to you.
_Man_
IMHO, it isn't so much that most fans wouldn't be interested in most/all those movies at all, but most of us have varying levels/degrees of interest in them (and other catalog titles) and might not want to (re)buy some of them on 4K disc (unless perhaps at deeply discounted levels)... And some...