OK. But I still maintain that all this is inconsistent with the intended aims of the visa waiver program. If I get a chance I'll raise it myself with the appropriate people. 'Study' is defined elsewhere in such a way as to exclude recreational stuff and part-time study, and, don't take all that you read in the press at face value! That article is precisely what I'd want to get in print to catch attention if I was lobbying on behalf of suffering flight schools.