Funny how this rhymes with something I wrote in 2011[1][2]: a "universal spreadsheet" where people share not just data but the transformations over it. The pieces are more real now: you can actually free your data from closed services (e.g. Instagram), orchestrate it on something like ATProto, and LLMs make a great new kind of "function" for the system.
[1] https://blog.databigbang.com/ideas-egont-a-web-orchestration...
[2] https://blog.databigbang.com/egont-part-ii/