no....
and I would bet that he wouldn't if he were a justice, however he was a lawyer at the time, not a justice.
I'm not an alarmist but I wasn't born yesterday either. Souter, Stephens and Kennedy were given to us by good Republican Presidents which means appointing Justices to the SCOTUS is a very tricky business.
Being concerned because Dubya appointed somebody with no appellate record to speak of is not abnormal, it logically follow the past 30 years of appointment history.