I would like to see how much I read.
A feature in ebook readers that will show me how much I have read daily, weekly, etc., how much time (in hours) did it take me to read a particular book, and over how many days.
Sometimes you go over the speed limit for a short time, when overtaking another car for instance. It would be beneficial and just not to get a speeding ticket when this happens.
Use multiple traffic cams that measure multiple speeds over a certain length of the road, instead of only one. This would enable the discovery of true speeders as opposed to an occasional over the limit occurrence.
Higher speeds when needed even when your traffic quota has been reached.
Software running on all internet connected mobile devices that participate in the pool and enabling the pooling and sharing. The total capacity of all connected devices is shared among all current devices that are actively using the internet.