I suppose it's quite similar to the idea of Bagwell's persistent data structures[1] — those are particularly useful for lock free coding and with a high enough

I suppose it's quite similar to the idea of Bagwell's persistent data structures[1] — those are particularly useful for lock free coding and with a high enough branching factor could be not as much overhead as a linked list or just plain copying. [1] https://hypirion.com/musings/understanding-persistent-vector-pt-1 https://hypirion.com/musings/understanding-persistent-vector...