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Neither.
Critics will say what continues to get them free shit from the creators in the future.
Youtubers will say what gets them clicks and sponsorship.
Rather then listening to the conclusions listen to the logic they use to make that conclusion and compare them, then use those factors to weight in how your own tastes and experiences fall to make a educated guess on whether or not you will enjoy it enough to spend money(or time/memory if you are pirating) on it.
Personally i found it okay with a good chunk of overreactions on both sides of the fence, it is basically XY(About the same amount and length of cutscenes and HUGE Mon Variety)+SM(Encounter Difficulty, Note: SM not USUM)+LGPE(Overworld encounters)-NatDex-GTS.