It sounds like you may have some form of
$1.
Also
> Previous studies have shown that blind people, on average, perform better in memory tasks than sighted people. A possible reason for this is that parts of the brain that process visual information in sighted individuals are engaged in processing mnemonic (remembering) information in blind people
https://clinicaltrials.gov/ct2/show/NCT00059189
This is not my topic so treat this information as possible selective confirmation.