https://www.insidesql.org/blogs/weblinks/the-internal-storage-of-a-datetimeoffset-value
The internal storage of a DATETIMEOFFSET value
internal storagedatetimeoffsetvalue
https://learn.microsoft.com/pl-pl/dotnet/api/system.datetimeoffset.subtract?view=netframework-4.8.1&viewFallbackFrom=net-10.0
DateTimeOffset.Subtract Method (System) | Microsoft Learn
Subtracts a specified time or duration from the current DateTimeOffset object.
microsoft learndatetimeoffsetsubtractmethodsystem
https://www.educative.io/courses/mastering-c-sharp-and-dotnet/time-zones-and-datetimeoffset
Time Zones and DateTimeOffset
Learn why using DateTime can lead to bugs across time zones, how to safely store exact moments with DateTimeOffset, and how to convert times between zones...
time zonesdatetimeoffset