Historically, the duration of FreeCAD development cycles has been uneven, anywhere between a few months and 2+ years.
We already talked about reasons and ways to make releases more predictable in one of the recent posts. But the truth is, this is a much older conversation that has been going on in the community for years now: at FOSDEM, in the forum, and in various other venues and social channels. The hackathon in Vancouver was a perfect opportunity for the developers community to set some boundaries for v1.0.