Smartwatches and true wireless earbuds are both popular in their own right, so why not combine them into one handy wearable? That appears to be Huawei’s thinking, as it showcased its quirky new smartwatch — the Huawei Watch Buds — in a teaser trailer on the Chinese social networking site Weibo (opens in new tab). At first glance a rather chunky smartwatch, the unique selling point appears to be a face that flips open to reveal a charging dock for two dinky earbuds. Pop them out, and you’ll instantly be able to listen to music — no need to worry...