On the other hand, touchscreen page turn has several UX disadvantages. - You have to move the position of your thumb/hand for every page turn (to the screen, a

On the other hand, touchscreen page turn has several UX disadvantages. - You have to move the position of your thumb/hand for every page turn (to the screen, and back off of it). I disagree with "more energy required with the physical button" - You have to obstruct text with your thumb/hand to turn the page - It's very easy to accidentally turn the page by grazing the edge of the screen while you're reading