The characters are talking about a rare species of psylocibine mushrooms and how they keep the location of these mushrooms a secret, because ...
"Exactly. This place would be overrun, drug dealers, Brazilian government, other tribes, German tourist, there´s no telling who would get here first and what sort of war would ensue."
I beg your pardon ... German tourists? Do Germans have a reputation of participating in heavy drug tourism?
This book leaves me speechless at times.