Boosters are required to make you competitive in the leagues. (The higher you go) Now they are only going to last for 24hrs.
For the casual player, that's going to eat through your hard earned kobans very quickly.
This just stinks of now we have you hooked, give us your money.
This used to be fun. I'm not sure it is anymore.
As for trying to work out strategies to use all the new ranked equipment? Do you really want to spend that much time of your life on a 'supposedly' fun game?
Clearly some do.
I will see how things pan out over the next couple of weeks.