tkp1n

That would be a great use of [default interface methods](https://docs.microsoft.com/en-us/dotnet/csharp/tutorials/default-interface-methods-versions). Unfortunate for library developers that this is only available for .NET Core 3.0 and above... Thanks for your feedback. Looking...

I've attached a speedscope dump from PerfView as asked for in https://github.com/SixLabors/ImageSharp/pull/1517#issuecomment-764804093.. The trace is from a BenchmarkDotNet benchmark of a 4K JPEG export after the optimization in #1517. Unzip...

> can you confirm? Exactly, yes.