All that grade-level gaming paid off, I reckon! This was a funny, informative personal account of it :)

Sounds like possible situations where Directory.Build.targets would help? https://docs.microsoft.com/en-us/visualstudio/msbuild/custom...

Apologies, Directory.Build.props.

Your concrete example is the main reason I've switched from Firefox to Vivaldi. You can create either "tab stacks", which group multiple tabs into a single top-level tab, and which can even be unloaded all at once. If you want a more persistent (and I think even shareable) version, you can then save the group as a session.