That is pretty cool. people have some rather good arguments about how that's not really possible with what the article states - without a rather severe chance of being squashed instantly as you decelerate from Mach 2, but i guess it's been done before.
Still pretty cool anyways...
and then there's this:
//article also states that they just flew past Mach 2 without a canopy... doesn't say anything about ejecting at that speed. Gizmodo gettin' title happy?