Earlier quoted context omitted.
I don't think that's true. Companies that persist in giving away their product have only one route to safety: an exit. A company that charges for its product has an immediate extension of its runway, corporate credibility and both of those add up to being around longer than if they're free. Transitioning from free to paid can backfire if you depend on the free users for some critical way and gitlab is leaving all tha…
They've been selling GitLab Enterprise Edition for quite a while. Were you concerned that this wasn't enough of a revenue stream? https://about.gitlab.com/gitlab-ee/
EDIT: My knowledge of their pricing is inaccurate. I thought EE was one-time on-prem charge.