Sorry, not following the logic here. From the article, vectorization[1] is more than 10 times faster than a loop. How is this an endorsement for "for" loops.

Sorry, not following the logic here. From the article, vectorization[1] is more than 10 times faster than a loop. How is this an endorsement for "for" loops. [1] Vectorization is more than ten times faster than the naive loop.