I fly recreationally and all the higher end gear has touch screens. Some of them are redundant with paths using hardware controls or not. But that's definitely the minority. There are a slew of critical operations that I simply cannot complete without interacting with a touch screen.
Not saying it's right or wrong but your original post is 100% incorrect.
Many recreational pilots fly with uncertified gear (GPS in particular), and even regular smartphone/tablet apps. They also have the required paper documentation and certified instrument but that's just to cover themselves, and as a backup.
Not saying it's right or wrong but your original post is 100% incorrect.