I was actually in the room listening as the question came up to the team that makes this tool, its not off the table at all. The value to them is Azure, which

I was actually in the room listening as the question came up to the team that makes this tool, its not off the table at all. The value to them is Azure, which hosts open source databases, why not give your customers the decent tooling at the same time? You'll even find things in the tool that reference non-Microsoft language, eg the button generally labeled "Estimated Execution Plan" in SQL Server Management Studio is labeled "Explain". The methodology behind the plugin absolutely allows abstracting out the MSSQL specific components, its just an open source fork of VS Code.