[atq2119]

It's a silly offhand remark at the end of the article, but anybody who is genuinely interested in whether they've been tying their shoes wrong will enjoy Ian's shoelace site: https://www.fieggen.com/shoelace/

[msm_]

I thought you're joking, but then I opened https://www.fieggen.com/shoelace/grannyknot.htm