Great post! 2014 has undoubtedly been the "year of beacons". From being little-known bluetooth devices to the "next frontier for consumer engagement", beacons have come a long way. According to a Business Insider Report, there will be about 4.5 million active beacons overall by year end 2018, with 3.5 million of these in use by retailers.

2015 will definitely be an exciting year for beacons, where we will see a lot more implementations, more clarity on effective usage of beacons, innovation in beacon hardware and more interesting beacon interactions. We have compiled a list of the 'hits' and 'misses' beacons had in 2014: http://blog.mobstac.com/2014/12/2014-the-year-that-has-been-for-beacons/