zlacker

>>revise+(OP)
Reminds me of the TED talk on how to tie your shoes. I was surprised to learn I've been doing it wrong for a quarter century.

https://www.youtube.com/watch?v=zAFcV7zuUDA

>>filoel+zd
But he should have told people to change the initial knot and not the "bow" - same result but way easier to learn.