They may pack in magnificent processors, loads of information, fancy cameras and displays, but when it comes to sound, most gadgets — be it smartphones, tablets or notebooks — tend to come up short. Some possess volume but lack clarity while others offer just the inverse. Which is why speakers are alive and well in the accessory market. Of course, they too have been undergoing changes, morphing from solid, tall structures that sat imposingly in one’s living room to smaller, more compact devices that one can just pick up andu00a0lug around.