UWTI seems to be the new vehicle people are using to play Crude Earl ...
Summary of Weekly Petroleum Data for the Week Ending April 10, 2015
Didn't have the scanner on while in the jungles of SE Asia, but I assume it would have caught it ... note the tricky bar at 10:29 ... this is a 1 min and 5 min overlay:
StockTwits screencap: