http://www.enginuity.org/viewtopic.php?t=975&postdays=0&postorder=asc&start=45 Progress being made. edit: for those too lazy to read the thread, one guy on Enginuity forums hacked the ECU code to hijack two pretty much unused tables and turn them into per-gear boost/wastegate compensation.
Will probably be a while before that, most people are married to Cobb or ECUtek for the foreseeable future.