Erin Stellato has a burndown list for us:
We introduced .NET Interactive Notebooks in Azure Data Studio through the .NET Interactive Notebooks extension. With multi-language support for Jupyter Notebooks you can now code in T-SQL, PowerShell, C#, JavaScript, and more.
Never fear, folks: the .NET Interactive Notebooks extension does include the most important .NET language of all, F#. In all seriousness, F# is the type of language which was made for notebooks, especially with generative type providers.