Neat read.

To save time for those wondering if they care. (Definition on link from paper, but WAY down in the content.)

CRDTs (Conflict-Free Replicated Data types) are fancy programming tools which let multiple users edit the same data at the same time.

https://en.m.wikipedia.org/wiki/Conflict-free_replicated_data_type

Edit: My pet peeve is having to read and understand a significant amount before I can guess if I care about the subject.