Like previous Type Rs, it is front driven. (autocar.co.uk)
Previous Type Covers also made poor use of the available space, so both the keyboard and touchpad weren't as large as they could be. (digitaltrends.com)
The switch to Qi technology from previous types of dock means you don't get Pogo pins on the Nexus 4, though the number of products that actually use them is so slim that for most people it's unlikely to make a difference. (slashgear.com)