Suggestion: Let me create an interactive window attached to the same kernel as a notebook

[rchiodo]

This would allow me to experiment with data in the kernel without having to muck up my notebook.

In fact Spyder already supports this.

[rchiodo]

At a minimum we could surface the connect_info that allows a user to run an ipython console: https://jupyter-notebook.readthedocs.io/en/4.x/examples/Notebook/rstversions/Connecting%20with%20the%20Qt%20Console.html#manual-connection

[DonJayamanne]

Blocked on https://github.com/microsoft/vscode-jupyter/issues/9517

[amunger]

closing in favor of https://github.com/microsoft/vscode-jupyter/issues/4573