2025
BitBetter - How to learn ANYTHING in a short time and remember it for a long time of 19:30
    https://www.youtube.com/watch?v=Wu4zKYC5zu4
InternalSound - ??? How to Memorize Everything Like Japanese Students (And Study Less) 3:00 of 6:53
    https://www.youtube.com/watch?v=6_jrXURLoog
    ! 1:30 1. Active remembering (training mental links) - writing all that rememberred
    ! 2:30 2. Kummon-method - small, but powerful (moschnye) steps
2023
BitBetter - Marty Lobdell of 16:14
    https://www.youtube.com/watch?v=xM5wayL7SjE
    https://rutube.ru/channel/30754107/
    !!!