I understand adding a purpose for having multiple stars but it's odd that you have to have a 5 star simply for it to be *as good* as before.
I think it should be 1* - 16 hours, 2* - 12 hours, 3* - 8 hours, 4* - 4 hours, 5* - 3 hours.
It feels less bad this way I think.
I like the change overall...