Based on a search for the keywords "time travel debugging" [1] of HN I'm not sure how innovative it is as there are a number of articles for other environments. Still, it seems like the inclusion in VS 2019 makes it easier to perform this, with the caveat that you're using Azure. I'm surprise that it's not available for a local production stack. UPDATE: I was wrong. This is available for a local stack:
https://devblogs.microsoft.com/dotnet/debugging-net-apps-wit... The announcement is more related to working with Azure VMs.
[1] https://hn.algolia.com/?query=time%20travel%20debugging&sort...