I was a Boy Scout and was (still am) a big fan of knots. But it never dawned on me until this site that the "bunny ears" method is just a square knot with ripcords.
>>c17r+(OP)
We often teach Boy Scouts that tying their shoelaces correctly (a square knot) leaves the laces across the shoes, but if they go lengthwise along the shoe, it's a granny...