Hybrid technology has migrated from specialized models like the Toyota Prius into every corner of the auto industry.
Now, some e-readers, including the most recent Kindle
entry, can be had for just north of $100.
With scores of smartphones available, one obvious way for them to stand
out is with size. Two new phones by HP and Samsung take that to extremes.
There's an amusing trend among gadget makers: They keep trying to
improve their products by adding a second screen.