Cool. I've been noticing more of these apps (that virtualize an expensive custom device) lately. Here's another example, an app that replaces whatever gadget p

Cool. I've been noticing more of these apps (that virtualize an expensive custom device) lately. Here's another example, an app that replaces whatever gadget piano tuners used to carry: http://itunes.apple.com/us/app/tunelab-piano-tuner/id335568329?mt=8 http://itunes.apple.com/us/app/tunelab-piano-tuner/id3355683...