You are absolutely right, in the case of serious eye damage to my friend it was a bungee cord that let go.

Ric: Just a word of caution. Anything that is elastic has a lot of
: potential energy when stretched. If it breaks bad things can
: happen. I know of a gentleman who lost most of the vision in one
: eye when an execise band broke. That being said = I use old bike
: tires when laminating paddle blanks.
: John VB