An e-reader running a modern version of Android from an OEM like Google, Samsung, Nokia, etc. I read exclusively using Play Books. I know some exist out there like Onyx Boox, but until they make strides to stay in compliance with the GPL2 they won't get a dime from me.
90s-2000s approach to services. It was nearly impossible to cancel subscription services. Magazines, newspapers, cable TV, mobile and landline phones, etc.
Streaming services and online payment systems like PayPal forever changed consumer expectations on how to handle this kind of stuff, all for the better.