For 2 dollar transactions at Taco Bell and giving petty money to friends? But even if we are back to that model, it still uses ultra rare BTC where there are 2

For 2 dollar transactions at Taco Bell and giving petty money to friends? But even if we are back to that model, it still uses ultra rare BTC where there are 21,000,000 BTC ever ever ever. The US currency just keeps inflating.