Wi-Fi Should Scare the Hell out of Verizon and AT&T

A major threat looms over wireless carriers that have invested billions in lightning-fast cellular networks: the humble Wi-Fi router.

Well more than half of the online activity produced by smartphone users happens over Wi-Fi, according to newly released data from Adobe Systems (ADBE). Although the report just came out on Monday, Adobe’s research found that Wi-Fi had already surpassed Web browsing via cellular networks by early 2013. The data come from more than 10,000 websites.