Mortgage market or hoisted with one's own petard?

[zahratustra]

http://trueslant.com/matttaibbi/200...ief-for-homeowners-and-trouble-for-the-banks/

 

[JDR13]

...."petard"?

 

[Prime Junta]

It's a gunpowder bomb used to breach walls in siege warfare. Getting hoisted with your own petard means having one of those things blow up in your face.

"For tis the sport to have the enginer Hoist with his owne petar".

(Oo, reference! [ http://www.etymonline.com/index.php?term=petard ])

 

[Corwin]

And Old Willie is rolling over in his grave!!