We Analyzed 100M Flight Searches. Here’s How to Get the Cheapest Flights
marksflights.com
marksflights.com
So, useful advice if you're going far far away and have plenty of time to spend.
I do all sorts of travel points hacking, I assume there's a bunch of other people on HN who do too.
Even big company announcements don't get upvotes that quickly.
(of course, it's counterproductive, as drawing such attention when it's not deserved draws flags, which is what happened in this case)
HN users usually see through it, making it against your interests anyhow.