Obamacare and other laws are probably going to make the use of temp agencies continue to climb.
The more employers's costs increase, the more employers will seek to shift those costs elsewhere, or avoid them (job sharing two individuals to do 20 hour weeks rather than 1 at 40, etc.).
"I love signature blocks on the Internet. I get to put whatever the hell I want in quotes, pick a pretend author, and bang, it's like he really said it." George Washington