Even a lot of the unlimited 2%-3% cards rate limit you by delaying how often you can pay the bill, so essentially your credit limit limits the amount of reward

Even a lot of the unlimited 2%-3% cards rate limit you by delaying how often you can pay the bill, so essentially your credit limit limits the amount of reward you can get. Fun fact: you can pay your US tax return with a credit card for a ~1.5% fee.