No
No, but I've seen a bluetooth cube that projects a laser keyboard.
No
No
No
The new iPhone 5 does not have a physical keyboard like many other smartphones. It only has the same onscreen keyboard all previous iPhones have had. =M=
Yes, of coarse it will, but it is unclear whether it will be virtual or a slide out keyboard.
You can do it by attaching a wijesekara keyboard to your iphone.
No it's untrue.
No
You can not change the touch screen sensitivity on the iPhone.
No, there is although an iPhone case for the 4 that has a keyboard that plugs and you can use.