Article seems pretty flawed. Relevance is a vague metric, and the author relies pretty heavily on data related to government site visitation, which seems subject to bias toward certain types of users.
Market share is likely still incredibly low, but Firefox’s relevance should be spiking right now due to Google’s shenanigans with Chromium. The fact that like 90% of revenue for its for-profit wing is from Google is still troubling.
Any alternative views out there?
Firefox needs a hard fork. It’s obvious that Mozilla is just using it as their golden egg, because they know Google needs to have a “competitor” in order not to end up being sued or broken up because they have a browser monopoly.