Not that this is my area of specialty, but I'd say that Friedman's negative income tax would be means tested, as the negative tax rate applies to people below a certain threshold of income, while the tax rate is positive for persons above that level of income.
Such an approach passes the "is Bill Gates receiving government money?" test. It's means tested, by Micha's definition of "only the poor collect."
I plead guilty to not having read Rawls. Could you elaborate on what he considers to be the limit of endogenous preference change? I haven't previously heard/read a description of his "universal moral grammar."
That said, you can successfully re-authorize your computer to play the files again, provided that you recall the email and password you previously used for your iTMS account (which you might have also lost in your hard drive crash).