The growing popularity of Bluetooth speakers The Bose Soundlink Mini joins an ever growing category of the Bluetooth connected wireless speakers. The consumer gadgets stores have been awash with Bluetooth speakers over the last six months, and according to CNET,  at the CES 2014 show there seemed to be hundreds more, including one dressed up as a full sized Dalek It’s easy to see the appeal, the mix of easy to use wireless connectivity together with instant sounds that can be shared with…