other touch-screen devices are available.
I've only joined the party within the last 2 weeks, have to say I think a lot of my previous prejudice against them was completely unfounded!
for home use I like a mouse and keyboard as most of the work I use my PC for needs you to very accurately position the cursor while simultaneously mashing combinations of keys! I've tried graphics tablets but at the time didn't work for me, perhaps the technology was too in its infancy.