The Hyperlink, 2.0. Add rich context to your writing, create a better experience for your readers and make revenue doing it.
Category-based whitelisting and blacklisting. Added new ESPN link type. Added new CrunchBase link type. Added new Vimeo link type. Newly fleshed out AngelList inline pane. Added a "More..." button to the Wikipedia inline pane. More scaleable infrastructure. Tons of bug fixes. Tons of performance enhancements.