[stan_rogers]

"Diamond wire blades" are just a (much) faster and longer-lasting version of wet cord and sand, which is known to have been used since antiquity. Perforating and wedging - breaking along the dotted line, as it were - is an equally ancient technique. Just because it's a lot of hard work doesn't mean people weren't willing to do it.

[sverige]

> Just because it's a lot of hard work doesn't mean people weren't willing to do it.

Especially willing to do it if the choice was made by a slave who knew it was literally do it or die.