MediaPost LondonBlog: According to eMarketer’s figures, the one in five who will be blocking ads this year will rise to just over one in four (27%) next year. This means that while one in ten were blocking just over a year ago in 2014, it will be one in four just three years later. Government was spot on to label ad-blocking software a modern-day protection racket. Any tech that blocks ads on sites unless the publisher pays to be whitelisted is very accurately described as a protection racket