pingore

I think it’s certainly rational to not bother maximizing credit card rewards. However, it doesn’t seem rational to skip them entirely.

One can capture most of the upside, with little thought, by using a cashback card across the board.

High-end rewards cards are quite profitable on their own, thanks to the annual fee, high volume of interchange fees, and the high probability of successful collection.

Low end cards aren’t expensive because they are subsidizing high-end cards; they are expensive because they need to cover the collection costs