Cash also incentivizes violent crime. Muggings have trended down since people have predominantly stopped carrying cash. It's a win for businesses as well, because payroll for managing tills and the cost of armored couriers is expensive. Cash is a liability.

Also, having credit is far preferable to worrying about day to day liquidity. It's not like you can cash stocks out or shift money from savings accounts in minutes if you have an unexpected expense.