On Oct 21, 2011, at 9:41 AM, SravanKumar Sandela wrote: > Can you please inform us, what are the major difference between NRWT and ORWT. I think it would of lot help for people like me who worked on ORWT long back and now to catch up with NRWT. This page gives a good explanation: http://trac.webkit.org/wiki/NewRunWebKitTests -Adam