For the past couple of months, I’ve been getting good use out of my Creative Zen Touch 20GB MP3 player. I’ve copied over about 20 of my CDs but use it mostly for podcasts during my commute. Overall I’m quite happy with the device, but have noticed a problem with certain podcast files which would play back at the wrong speed — usually 1/2 or 1/4 speed. Searching the web I didn’t find any similar problems reported, so I sent a detailed explanation to Creative technical support. Their responsiveness was okay, basically responding overnight to each of my queries. The…