I don't like taking out my wallet and dicking with cards mixed with insurance cards and IDs and other stupid things I need to keep on me in case I'm stopped by

I don't like taking out my wallet and dicking with cards mixed with insurance cards and IDs and other stupid things I need to keep on me in case I'm stopped by the gestapo. My phone is already out anywhere I'm buying things. Makes sense to pay with that instead of fishing for something else.