Have you had damage to the keys with your yoga convertible?

I'm in no hurry to get a new laptop so I am really holding out for an all day battery several USB port core i5 or i7 windows 8 wacom convertible that will come. I feel like a Thinkpad yoga with broadwell in 2015 will be that machine.

Have you had damage to the keys with your yoga convertible?

One concern I had was the keys getting damaged in tablet mode.

I was thinking about waiting until Toshiba makes their version of the yoga convertible unless toshiba's is much much more expensive.
Toshiba’s 5-in-1 Computing Device Concept Looks Like What Windows 8 Is Meant For | TechCrunch

Do you feel that touchpad with the laptop beats Toshiba's detachable wireless keyboard option? One place I thought I would much prefer touchpad is on the toilet or on a bean bag.