    Sentence t Don Powers on til gil  computing ‘stafegy at’ IBM ‘Corp: , says’ he's  ‘not worried about stich off-the-shelf PC dusters.  trsotering set. weston subercormuers              ‘Senicn 2 Don Pei BM vice president ol  -gid-Compuling strategy , says he’s not worried  about: ofthe shell PC -chisiers  Heepherng  second apeiron es    