It sounds like a recipe for success: take the surprisingly popular HTC HD2, shrink it down some, and offer it as a more pocketable alternative. Yet out of the three devices HTC announced at Mobile World Congress in February, the HTC HD mini has prompted the least interest. The HD mini has to convince prospective buyers not only of its own merits but that it's worth buying into an ageing OS that's just months away from replacement. Can it deliver? Check out the full SlashGear review after the cut.