So far, I have found the following as the only mention on the inter-webs. https://engineering.groupon.com/2013/misc/i-tier-dismantling-the-monoliths/ https://e

So far, I have found the following as the only mention on the inter-webs. https://engineering.groupon.com/2013/misc/i-tier-dismantling-the-monoliths/ https://engineering.groupon.com/2013/misc/i-tier-dismantling...