Dueces beat me to it. HACKERS KEYBOARD for the closest simulation of a desktop keyboard (I've) found so far. Not only are the keys big and bold, perhaps more importantly they are scalable (as is the entire keyboard).
I use original JB 4.1.2 keyboard, it's good but when I want to use thumb the Thumb Keyboard is invaluable
Great keyboard is original ICS from Sony smartphone's but it does not work on no Sony hardware, unfortunely...
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