> [Garbage collection] is always the painful part of a CRDT system. This is not unique to CRDTs: a temporal datastructure will accumulate garbage. Blockchain (

> [Garbage collection] is always the painful part of a CRDT system. This is not unique to CRDTs: a temporal datastructure will accumulate garbage. Blockchain (e.g. Git); MVCC (e.g. Postgresql).