For all the talk about mobile eating the web, desktop traffic isn’t going away. While many publishers rightfully obsess over keeping people on their mobile sites, some including The Washington Post, Mic and LittleThings are trying to strengthen their connections with readers through desktop alerts. The Post has has seen a 33 percent click-through rate on its desktop alerts. Some including LittleThings’ Joe Speiser think alerts could be bigger than email newsletters, with their ability to drive people to content. “It’s very powerful,” he said.