User blog comment:Rappy 4187/Technical Update: September 23, 2015/@comment-1158325-20150925034301/@comment-126761-20150925143438

Regarding weekends - this is all very new ground for us to cover, so it's difficult to say. We'll see how it goes - but certainly we don't want to hold up cool/useful changes.

We review all changes from the last time the JS was approved (plus pre-existing code, if the context demands it).