This text is missing some spaces, please add them: ProgramModification:Sometimes,notonlyvirusWorm:Win32/Bagle.AADormalwareRegistryPurifybutalsocommonsoftwarespossessingtheabilitytomodifytheinnerfunctionsofpowerfil.sys,whichmeansotherprogramscan'tfindthisDLLfileagain.
Program Modification: Sometimes, not only virus Worm:Win32/Bagle.AAD or malware Registry Purify but also common softwares possessing the ability to modify the inner functions of powerfil.sys, which means other programs can't find this DLL file again.

This text is missing some spaces, please add them: Aroundtheyear2000,therhythmboxasastandaloneobjectbecomesararesightonthemusicscene.
Around the year 2000, the rhythm box as a standalone object becomes a rare sight on the music scene.

This text is missing some spaces, please add them: Setupmotherbeforetelling.
Setup mother before telling.