I do agree with you. To think on the positive side, they might be waiting for a cleaner One UI 4, since the update for A52 drains a battery bit faster than usual. Maybe that's why they had to update for the second this month. I have also noticed some...

Not sure, but they might be giving priority to most sold devices! 路

No, something went wrong when attaching the attachment for the main post. So I attached it below!Thanks! 

Sorry, somthing went wrong with the attachment

Yes, that feature improves battery health. But not recommended for heavy users who need more battery life.