Ah yes

https://steemit.com/exyle/@exyle/price-feed-stuck-payouts-displayed-wrongly?sort=new

https://steemit.com/witness-category/@oflyhigh/why-is-medianhistoryprice-no-longer-the-median-of-feed-price-my-investigation

It has something to do with SBD and making sure we don't generate too much inflation during a crash.