I'd go further and say, mechanical knobs dials and switches can be operated without looking at them. with touch devices, i have to look at them, both to find what i want to do, and verify what i wanted to happen, happened.
Fundamentally, they're not obsolete. These are features that can't be duplicated without some clever additional device.
Welcome to HN, where I have heard sincere claims that someone who pulled out a "Thinkpad Thinkpad from 10 years ago in a full Starbucks if you like, but most people wouldn't enjoy doing it - and even apologize for it, if they got curious stares."
Fundamentally, they're not obsolete. These are features that can't be duplicated without some clever additional device.