While IEEE Spectrum has not yet seen fit to hire me my own butler (like most bloggers tend to expect), as far as I can tell (and let me just clarify that I have absolutely no idea about this whatsoever) being a butler requires mastery of three things: looking good in a tux, having a butler-y attitude, and not spilling things on trays. PR2 might be able to cover those first two, but we now have video proof that it’s nailed the third one: PR2 is officially a traymaster. [read more..]