It's also a lack of real competition. If a car company ships an ugly car, you can easily avoid buying it and go with a competitor. With tech products you're often locked into, at best, a duopoly. Worse, the products have become increasingly integrated such that it's impossible to pick and choose components from multiple vendors.

If you want Apple's hardware you're stuck on their software. If you want access to some professional software, you're stuck on Windows. Etc, etc. This all means that bad ideas or user-hostile behavior are rarely punished in the market. The biggest competitor to Windows is older versions of Windows. The biggest competitor to macOS is older versions of macOS.