While not necessarily practical, they're definitely neat!

The masking wipe of the buttons is a nice touch. Not enough screen shake though! :-P https://codepen.io/lokesh/pen/pELyoq

Yeah, i was thinking the same thing. You would really have to have the right site for this to work well but it is really beautiful animation. Has anyone played with the limits of particles? Wondering how cpu hungry this is...

Totally freaks me out. Cool, though.