Huge! It's always been a pleasure to work with Segment, and they've made our lives at Amplitude a lot easier. Glad to see that their hard work is being valued :)

Congrats to the team!

Hive seems to use something similar to the 2nd algorithm (merging close bins together):

https://svn.apache.org/repos/asf/hive/trunk/ql/src/java/org/...