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?
There’s better protocols like PSYC, XMPP also supports chat. Never took off, though, because IRC is fine as a protocol: It doesn’t do much, Latin-1/UTF-8 hybrid is nuts, but it works well enough for what people want from it: A water cooler. Go visit libera.chat, it’s exactly what it is. What we got instead is discord, proving that people don’t care about tech but fancy marketing and, allow me to be an old man shouting at internet clouds for a second, zoomers still know it from minecraft. Also presumably you aren’t “professional” if you don’t require an email address, the young’uns learned that from popups on blogspam sites.