In what could be considered a relatively strange move, O2 has announced that an upcoming, unannounced HTC smartphone won't come with a wall charger inside the box. According to the Euro carrier, this idea is part of a "simple vision" in which it wants "to take chargers out of boxes full stop," adding that research has shown more than 70 percent of UK customers don't have the need for such charger as they already own one with the same compatibility. The soon-to-be HTC device will, however, include a USB to micro-USB cable, so n