Feed Google Image Search one transparent .png and then rewire the result as input for a new search. You’d get this:
That’s 2951 images.
NSFW warning: Obligatory flashing boob (it’s the internet, right?), screengrabbed from Spartacus: Blood and Sand (recommended TV show!), at around the minute mark.
Bram.us is the technical/geeky weblog of Bram Van Damme (nicknamed Bramus!), a 28 year old geezer raised in Deinze and living in