About 20 years ago, I bought a turntable with the idea that it would be a staple of my music-making setup. I dreamed of learning to scratch and digging through dollar bin vinyl for samples. Instead, it just got hooked up to a stereo. But a few months ago, I got my hands on the Korg Handytraxx Play . While it still sat around collecting dust longer than I’d like to admit, it finally helped me accomplish a goal I’ve had for more than two decades — I started learning to scratch. The Handytraxx is