[daveliepmann]

Datomic doesn't scale? Quick, tell the largest bank in South America, they must already be collapsing under the weight of all those transactions!

[cactusfrog]

It’s a closed source POS with unpredictable performance. Talk to people who have actually been forced to use it and many have terrible experiences.

https://news.ycombinator.com/item?id=16170955