Ed Ball

Thanks for filing this issue! I'm glad you found a workaround; I won't have opportunity to pursue your great ideas in the near future. I really should at least improve...

This would be great, even if we just start with ignoring null when writing, akin to [`JsonIgnoreCondition.WhenWritingNull`](https://docs.microsoft.com/en-us/dotnet/api/system.text.json.serialization.jsonignorecondition?view=net-6.0), which can be set on [`JsonIgnoreAttribute`](https://docs.microsoft.com/en-us/dotnet/api/system.text.json.serialization.jsonignoreattribute.condition?view=net-6.0) or on [`JsonSerializerOptions`](https://docs.microsoft.com/en-us/dotnet/api/system.text.json.jsonserializeroptions.defaultignorecondition?view=net-6.0). (Despite the documentation, it...