Before revision:  A thorough examination of these questions is relevant not only to researchers exploring the frontiers of co-editing technologies, but also to practitioners seeking viable techniques to build real world applications. Based on comprehensive reviews on representative OT and CRDT solutions and working co-editors based on them , we present our discoveries , in relation to these questions and beyond, in three articles.
After revision:  To seek truth from facts, we set out to conduct a comprehensive and critical review on representative OT and CRDT solutions and working co-editors based on them , we present our discoveries , in relation to these questions and beyond, in three articles.