Earlier quoted context omitted.
What is the use-case, exactly? The only real-life experience I have with wanting to turn ebook pages remotely is during the winter, when my hands are cold and even touchscreen-compatible gloves/mittens don't work well with the touchscreen sensor. But if I ever truly got that desperate, there are several lines of Kobo and Kindle devices with physical touch buttons that would solve the problem.
For me, I'd love to use my e-reader to handle sheet music while playing my piano or cello, but the screen size means that I have to turn pages far more often than with physical sheets, and ends up being impractical in real life. I love playing around with a lot of different sheets and trying things out before deciding if I want to really spend time on it, and I hate how much I have to print to do so, and using screen…
The tablet works, but its smaller, and there is always a question of making sure the batteries are charged up. (though with paper music it the little sheet music light needed to be charged too). Paper is pretty robust though, survives drops...