The Atmel ICE is a fantastic tool for programming and debugging AVR and Atmel ARM chips. However, the included cable has a connector with a pin pitch of only 1.27mm. I made a header adapter to make this Atmel ICE more useful for normal spaced 2.54mm connectors.
Buying electronic parts on eBay is not as simple as it seems. Most of the time you get what you ordered, sometimes not. Here is a list of my own survival rules I discovered over the past few years.