When Yahoo CEO Marissa Mayer announced a complete ban on working at home in late February, she sparked an uproar in the media, not to mention in the halls of Yahoo itself. The ban goes into effect in June and impacts everyone, including employees who had previous agreements with the company allowing flexible work arrangements. One irked employee sent an anonymous e-mail to the technology blog AllThingsD saying the new policy is “outrageous and a morale killer.”