I don't need ownership inside the loop, so using `.iter` is fine. `.iter` is als...

		dbaupp on June 10, 2014 \| parent \| context \| favorite \| on: Comparing k-NN in Rust I don't need ownership inside the loop, so using `.iter` is fine. `.iter` is also allows the inner loop to be free from destructors, meaning it will be tighter and (likely) faster.