you seem to remember all people's name, but tu kahan pm/ president hai. naam yaad rakhna kabse requirement hogaya, he didnt seem to be too important to be remembered anyways.
Forgetting a name is usual. We all do. Nothing to make a big deal of. Mentally unfit would be a person who waves at empty walls, empty surroundings and keeps looking at a camera rather than leading the country
https://www.politico.eu/article/that-fellow-from-down-under-aussies-cringe-as-biden-appears-to-forget-pms-name/
I wish i could give u a award for this.