It is beneficial for both mouse and trackpad users, although mouse users generally find it more convenient since they do not need to use the Fn key to perform all gestures.
It also works well with Stage Manager mode, and makes it a breeze to side windows and most importantly - restoring them to the original size and position when needed.
Your concern is valid, but if you actually try the app, you'll notice how special it is. There are no inhibits, as you can see from all the 5-star reviews. It's completely natural, and in case you really don't like them, simply switch them off via settings.
It also works well with Stage Manager mode, and makes it a breeze to side windows and most importantly - restoring them to the original size and position when needed.