Here's my other favorite "training in Brazil" message board thread. Why?
"Estebanantonio: I thought the best jiu-jitsu instructors are now in the U.S.
missioncontrol: The problem is not the instructors, it is the teams. How many academies do you know in the USA that have at least 10 active black belts that compete and train together? In the USA it is about money, in Brazil it is about pride."
Here's the thread, also courtesy of the Sherdog Grappling Forum:
Permanently living in Brazil: Want to know the truth?