In wearables push, Sony preaches collaboration

After pulling out of PCs and fighting a losing battle in smartphones, Sony is staking out wearables as one of its last bastions of consumer computing.The troubled electronics maker has continued its push into consumer wearables, rolling out new smart glasses and fitness devices, while other Japanese manufacturers are sticking to wearable computers for the workplace.Sony is preaching cooperation and “co-creation” as watchwords for surviving in the still-nascent wearables market, which is e