Fair enough, MM.  What alloys have you performed the same tests on that have stood up better than SR101, INFI and SR77?  I'm not challenging you.  I simply want to know if more capable hard-use cutlery alloys exist and if so, what they are.  Why?  Cause I wanna get me some, that's why! 
Lets not forget the magic dust and the ritual dance used during the heat treat process   <img src="/ubbthreads/images/graemlins/wink.gif" alt="" />
Dan