Windows Vista：修订间差异

| footer = Slides from an internal Longhorn performance and reliability presentation dated February 2004,<ref name="fortin_perf"/> underlining the rapidly deteriorating state of the project. Employee morale in the lead-up to the development reset was at an all-time low, with some under the belief that the Longhorn project, the core issues of which were impossible to fix, could still be able to ship.