In preparation for our recent trip to Taiwan, I bought a 32 GB iPod Touch. I never paid much attention to the whole iPhone/Touch hype before, but a few weeks before leaving I attended a technology conference where the keynote speaker talked about his iPhone. After finding out that the cost of a digital oscilloscope was in the hundreds of dollars, he was able to buy an oscilloscope application for his iPhone for only $5. I never knew that there were so many different apps available for the iPhone. I was sold. Of course, I'm not a cell phone user and I refuse to pay such high fees for a monthly data plan, so I bought the iPod Touch. It can run all the same apps and besides the phone function, it is missing only the built-in camera and GPS of the iPhone. And even without the GPS, the WiFi connection in the iPod Touch is surprisingly accurate in locating your position on Google Maps. I found the iPod Touch to be invaluable during our trip. Much better than lugging a laptop around, I wa