TL;DR: Mozilla is now enforcing data collection as a pre-requisite to access new features in Firefox Labs. This is backed by the Terms of Use that Mozilla introduced a few months ago.
TL;DR: Mozilla is now enforcing data collection as a pre-requisite to access new features in Firefox Labs. This is backed by the Terms of Use that Mozilla introduced a few months ago.
Per the article, the A/B testing rollout already exists in Studies:
I have no detailed knowledge on any of this, so I don’t know how accurate the article really is.