But you're right, it's not fair to say that there's not been any effort! :)
"datahike is a durable database with an efficient datalog query engine. This project is a port of datascript to the hitchhiker-tree."
https://github.com/replikativ/datahike
Historical information is not part of datahike, now and it's not on the roadmap as far as I can tell. But perhaps one day :)
"datahike is a durable database with an efficient datalog query engine. This project is a port of datascript to the hitchhiker-tree."
https://github.com/replikativ/datahike