The thing that you're all missing is that you are America.Noone but no company wants to be locked out of America. That's where your power lay. I'm glad.
Even if the data dumps show there's myriad ways of avoiding the law, you've got to start somewhere.
As to pensions, I don't see your point Dubstep . No one's talking about cutting their massive profits. Just paying a little tax (which won't touch pensions). And it will be a little. But it's better than nothing....Which is precisely what they pay now.
social security and property taxes -
don't know about the states but employers get tax breaks in UK and property taxes a drop in the ocean for businesses like Facebook & Google etc