WTH is it so hard to control how old entity data is treated when you rename an entity?

OK, then how you can explain this gap:
image
and another entity_id (renamed) filled DB within this gap.

This is probably how it is supposed to work, otherwise there is no need to use metadata_id as a key. But in fact i got this:
image
More description was provided here.

These are tests with 2024.12.
If it was changed - then it happened recently.