The web (by that I mean most browsers and most web pages) is designed for hi-end devices. Text-based browsing also ought to be possible, but often doesn't work

The web (by that I mean most browsers and most web pages) is designed for hi-end devices. Text-based browsing also ought to be possible, but often doesn't work well in practice because it's not a common use case, and so it's not something that developers consider in the design process.