http://www.pewresearch.org/2011/02/15/public-remains-divided... ("Among those who heard at least a lot or some about the Patriot Act, 49% see it as a necessary tool while 41% say it goes too far.").

That was pre-Snowden though. The polls have moved a fair amount since then. Actually, even before Snowden things were moving. For example: http://i2.cdn.turner.com/cnn/2013/images/05/01/top5.pdf

(Do you support) expanded government monitoring of cell phones and email, to intercept communications?

2001: 54 favor, 41 oppose

2006: 52 favor, 46 oppose

2013: 38 favor, 59 oppose

The person I was referring to was talking about the PATRIOT Act getting renewed.

Ahh, my faith in humanity shattered yet again! =)