An educational presentation that explores how technology is changing the way people work together. Learn more at http://www.odesk.com/.
A video version can be found at: http://www.youtube.com/watch?v=G8Yt4wxSblc
49. The first word verifies
that you’re human.
The second word is
from a scanned book
that a computer
could not read.
ReCAPTCHA works
by presenting people
with two words to
retype when they go to
create a new account
on a partner website.