That is exactly what it is.
Boss drops and the tomes are a reward designed to be given after clearing the trash plus boss. If you think you have a right to those rewards without the trash, then you are feeling entitled no less.
You are mistaken in thinking the trash give no benefit. It's just that their benefit are rolled into the boss. This was confirmed by producer Yoshida in his Tokyo Game Show interview. So in the end we'll probably be presented with two choices:If you still have a problem with this implementation, then you are feeling entitled.
- Speed run and get half the tomes
- Full clear and get the same number of tomes we get now