Facebook's New 'Clear History' Button Is Really About the Company's Future

At Facebook's annual F8 developer conference on Tuesday, Mark Zuckerberg again found himself the center of attention on a big stage. Though he had more control over the narrative than during his recent grilling before Congress, he used his platform in San Jose to underscore the same message he delivered in D.C.: that [f500link]Facebook[/f500link] is fundamentally a force for good, even if it is also flawed.