@mickymalka · 2014-12-11 · Every few years disruption goes mobile @robinhoodapp today announced tEvery few years disruption goes mobile @robinhoodapp today announced the 1st app that allows stock trading for free http://bit.ly/RHlaunchTIBBIR UNIVERSE THIS IS TIBBIR How to get TIBBIR Ribbit in numbers Connected clues Account archive Bridge & contracts On-chain research Connections Community The story Reading room Network map Timeline Findings Source library Conversations People & companies Open questions Export & reuse