Imagine being able to remember every single day of your life, all the way back to when you were a newborn.
Australian woman Rebecca Sharrock is one of only 60 people in the world with a highly superior autobiographical memory (HSAM), also known as hyperthymesia.
Interesting. But still, memories from your whole life would probably take up 100x-1000x what you currently remember, does your brain really have that much free capacity? Although I imagine the mechanism of only paying attention to the memories that are relevant could work even then