2011.12.04 12:22:40 (143289108125597698) from Daniel J. Bernstein, replying to "zooko❤ⓩ🛡🦓🦓🦓 (@zooko)" (143222935753207808):
@zooko Most smartphone CPUs have NEON, but Tegra 2 doesn't. (Tegra 3 does.) ARM implementations are trickling in now, with and without NEON.
2011.12.04 07:59:43 (143222935753207808) from "zooko❤ⓩ🛡🦓🦓🦓 (@zooko)":
Wait, can this be right? Skein is now *much faster* than SHA-256 on Cortex A8 but still much slower on Tegra 2? http://ur1.ca/6c40j