I don't know exactly why, but for some time, the first time I display a code window within Visual Studio there's intense disk activity for about 10 seconds. From that point on opening other source files is a snap. It's late so I'm going to make this a short one. Locating the problem: 1) I fired up SysInternals fileMon. 2) set it to monitor only the C: drive 3) turned off some disk intensive applications ( Folding@Home , MSN Desktop search...) 4) Created a new project in Visual Studio Stared at the...