This guy has absolutely no idea what happened between ROC and UOC. No clue. His analysis is a pile of manure, from that perspective.
People really should be listening to Orthodox Christians on the matter of ROC/UOC/Third Rome/Pat Bart/autocephaly, who have been studying Slavic history daily as part of their daily readings.
Brothers fighting brothers is tragic and sorrowful. ROCOR churches have been advised to add even more prayers for peace in all the services (we have already been praying for peace in Ukraine/Russia).