I thought Phoenix may have just made that up because they were miffed about someone in tech using their name, but no, they actually did have a "BIOS web browser"!

https://web.archive.org/web/20020618092004/https://www.xbitl...

I'm assuming some kind of instant-on OS feature

which if you're interested—Cathode Ray Dude on youtube has several episode series all about that weird and wonderful point of computer history