The only way to determine which has an advantage is to conduct UX research from a completely unbiased standpoint.
Here's a writeup in Techcrunch.
I don't know if it's going to get that big but I realized the other day that even in my non-criminal, law-abiding life there are still a lot of things that I send to people via SMS that I probably should not have. Lots. Of. Things.
They have a tech FAQ which goes into detail about encryption, privacy, etc.
You can do this in a number of ways. IBM chose to do all of them. Why do you find that funny? -- D. Taylor, Computer Science 350