Sometimes they fail on their own. Aren't they built to fail ?
Some can barely be launched.
Even the ones that should know how to operate then fail too https://www.youtube.com/watch?v=IaIVcwVWps4

There is history of hiperinflation in all world. There is desire to learn english by amost anyone who don't speak english as the first language. And landless workers is another problem where most of the landless people aren't workers. Also squatting most of the time is organized by political organizations. Have you ever been in Brazil ? Have you ever been to south america ? I've been living in 4 different countries in the americas and I've been to many other ones, with my experience I will never say anything bad about a country without getting to know the history of it. Look at the his past and you will know his future.