[Traubenfuchs]

People with hyperthymesia don‘t forget and don‘t necessarily seem to have any other potentially disabling neuroatypicality like autism.

Having it is a premium feature.

https://en.m.wikipedia.org/wiki/Hyperthymesia

[jamiek88]

>In fact, she was not very good at memorizing anything at all, according to the study published in Neurocase.[1] Hyperthymestic individuals appear to have poorer than average memory for arbitrary information.

So no, not premium. A trade off.