Microsoft emits long-term support .NET Core 3.1, Visual Studio 16.4

Ready to go, but beware 'unfortunate breaking change' in Windows Forms

Microsoft has released .NET Core 3.1 - a significant milestone as, unlike version 3.0, it is a long-term support (LTS) release, suggesting that the company believes it's fit for extended use. It is accompanied by Visual Studio 16.4, also an LTS release."