Amazon's Kindle is ubiquitous, but so are its technical limitations. Amazon can solve a vast share of the fundamental frustrations by simply embracing Android.

Living with that lag was the hardest part. Simple tasks like replying to a message or opening an alert were interrupted by ...

Trickle charging happens when your smartphone or tablet charges fully but remains plugged in, getting small amounts of electricity to keep its battery at 100%. If you plug in your tablet each night ...