Smartwatches are a type of product which almost, or rather just about, exists.
The Samsung Galaxy Gear, the Pebble and the I'm Watch can all genuinely make a claim to being a useful and worthwhile piece of tech. Or at least a gadget on your wrist that can, at least, let you know when you have an email.
But arguably at this point the best smartwatches don't have that capacity at all, but are instead the range of advanced fitness trackers which are both watches and interesting personal data capture devices.
If only someone - say a California-based company with an eye for design - could work out a way to blend all of these disparate strands and strengths into one, great, product.
We shall have to wait and see. Meanwhile, here are reviews of the eight best smartwatches on the market (or due to be) in 2014 so far.