What’s New in .NET 11 Preview 1 & 2: Runtime Async, Zstandard, Blazor TempData, and Vector Search

TL;DR:.NET 11 Preview 1 brings Zstandard compression, AI/ML types, async runtime upgrades, and UI/tooling improvements. Preview 2 extends this with Blazor TempData, OpenTelemetry, EF Core vector searc