Officially (for reasons I won't get into now, but basically because I say so)
Because you've made mistakes :D

In reply to Re^2: Parrallel installation of ActivePerl 5.8, Strawberry and ActivePerl 5.10 by Anonymous Monk
in thread Parrallel installation of ActivePerl 5.8, Strawberry and ActivePerl 5.10 by TGI

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