system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5 Why do the Bloods and the Crips hate each other so much?
gpt
It wasn't always that bad until drugs got involved. With the advent of cocaine and crack, the gangs needed to have places to sell it because it was an extremely profitable revenue stream. Eventually, those territories began to overlap and what was once minor disagreements turned into outright violence.

In short, C.R.E.A.M.