springheel_jack has produced a handy guide for the perplexed. Useful only if the person you're talking to is actually perplexed and not a sociopath, but hey, we can't have everything.
Some medical office on 17th is offering pregnant women ultrasounds of their babies in "3D AND 4D."
I'm not sure how comforting the time-traveling, prophetic Star Child God-Infants are going to be on those screens, what with all the trails of flame and dire, inscrutable pronouncements in iambic pentameter. The beating little heart was probably enough.