Hacker News new | past | comments | ask | show | jobs | submit login

Not to be a naysayer, but birds and fish can move in three dimensions, which naturally makes collisions much rarer. There are more than two directions to turn to avoid a collision.

The ideas still applies in two dimensions, we just have one fewer dimension. (Actually, looking at Particle Swarm Optimization, ideas from flocking is used from 1 dimension, to many more than 3).

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact