A Unity ID allows you to buy and/or subscribe to Unity products and services, shop in the Asset Store and participate in the Unity community.
Separate names with a comma.
Ah, now I understand your confusion. Yes, you can have sprites of arbitrary size, the pixels per unit only determines how many pixels fit into one...
I don't quite understand what you find limiting about constant ppu. Unless you have a good (artistic) reason to violate that rule, mixing artwork...
Edit: Ok, I get it now. The transition from any state is triggered whenever the conditions are satisfied, which is all the time. Hi there, random...