TheOtherDave comments on Recent updates to gwern.net (2012-2013)

[TheOtherDave]

Googling “teller magic sane” turned up this interview including the quote:

You will be fooled by a trick if it involves more time, money and practice than you (or any other sane onlooker) would be willing to invest.

[bentarm]

Thanks, I was not trying the right combination of keywords.