If you live in a location where texting or using a cell phone while driving is illegal unless you use a hands-free device, the BlueAnt Commute Handsfree Car Kit review in today's roundup should be of interest to you. The other hardware review in the roundup today covers a low profile CPU cooler from Noctua that is only 37mm tall with the fan mounted.
Cooling
Noctua NH-L9i Low-Profile CPU Cooler @ ThinkComputers
Mobile
BlueAnt Commute Handsfree Car Kit @ Benchmark Reviews
Miscellany
Podcast #232 @ PC Perspective