Yes, you're correct, but have you ever used an app that worked offline or performed well with a poor network connection? Or a website maybe provided wicked fast

Yes, you're correct, but have you ever used an app that worked offline or performed well with a poor network connection? Or a website maybe provided wicked fast data access despite only having a 2G connection? These technologies can be leveraged to improve usability. Unfortunately, advertisers and 3rd party trackers make it so we can't have nice things.