OXM UK writes: "The Street Fighter IV Original Soundtrack will be will getting a retail release before the end of the month.
Due for release on May 26th, the 2-CD soundtrack will feature all the original tunes from the game.
Which means, yes, it'll have that awful "iiiindeeeestructible!" song on it. No price has been confirmed for the soundtrack yet but it will be available at retail and through iTunes as well..."