Something bad is about to go down at Robinhood.One day after the company drew down on its bank lines and obtain a $1 billion rescue capital investment, the company found itself in lockdown mode, allowing just a handful of shares to be bought at a time, effectively shutting down in all but name (it couldn't risk another day of furious public outcry and massive client departures if it blocked trading completely).However, just before the close, things got downright surreal when in a blog post the broker - which should probably change its name from Robinhood to Suit - made a...