Performance Improvements when Microsoft upgraded their Exchange Online POP3 windows service to .NET Core 3.1 from .NET Framework

Microsoft saw awesome improvements across several metrics including CPU time when they upgraded their Exchange Online POP3 windows service to .NET Core 3.1 from .NET Framework 💪🏻💪🏻💪🏻…

When they eventually move to .NET 5 or .NET 6 I expect further improvements.


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