Ad Blockers May Cost Online Publishers $22 Billion

Online publishers are expected to lose nearly $22 billion in lost advertising revenue this year thanks to the rise in the use of ad blocking software, according to a study released this morning. This number may reach $41 billion by 2016. The study, from Adobe and PageFair, an Irish firm that seeks to help publishers recover some of that lost advertising revenue, suggests that nearly 200 million people worldwide use some form of ad blocking software in their web browser. (Ad blocking on mobile de...