NEW YORK (AdAge.com) -- Even the big-time marketers that actually understand Twitter remain wary of its raw and freewheeling nature. But imagine if they had a system that could automatically find, aggregate and display as a stand-alone feature only positive Twitter chatter about their brand. What if they could even filter out profanity and mentions of competitors? That's what the recently launched Tinker.com aims to do. Glam Media's Joe Lagani explained it at the ANA's Brand Innovation Conference last week.