> They do, they just work around them or are used to them.
That's trivially true for any "problem" that people "don't suffer from," and it's not that interesting.
Problem: Input editing in the shell is hard if you can't remember the appropriate keyboard shortcuts and don't use the relevant features.
Workaround: Remember keyboard shortcuts and use them.
Blog-proposed workaround: Download our app.
If people want to use their app then that's fine and dandy, but I don't think it's reasonable to frame my experience as being hampered by a problem that the app would solve when my workflow is not in fact hampered by it. It's acceptable and normal for a tool to not have a universal audience.
