I wish more people on Hacker News would make such clear blog posts for their personal share of cryptic knowledge, helping other people through the door.
What I was really hoping for was a layman's translation of the maths on wikipedia [ie. how to implement]. But this is a good jumping off point for figuring out which black box to use.
Meanwhile the much more complex Firefly algorithm is adequately explained in just 3 sentences that are obvious to understand:
Instead I would suggest: Logistic Regression, RandomForest and Neural Networks.
I only wish it had a little about Neural Networks and Deep Learning.