These captchas killed Rapidshare, the biggest file hosting site in the world, so yeah, they were pretty tough.
jes there is now the one where you have to check streets for
cars, busses, bycecls crosswals
these captchas are a nightmare as well
but i got today 2 more crazy captchas i didnt posted here
one was
"stand and deliver"
and
"like a boss"
regards