One of the many advantages is ease of use and speed. All one must do is have a bit of patience to learn it. It's new & different, if you allow yourself to get frustrated you won't be successful. If however, you approach it with an open mind you will learn it faster & benefit from it.*
I think it's just that. The learning curve.
SWYPE as an option that you have to enable? Maybe. But as default? I personally don't see it happening.