Does Desktop Linux Have a Firefox Problem?

OS News' managing editor calls Firefox "the single most important desktop Linux application," shipping in most distros (with some users later opting for a post-installation download of Chrome).
But "I'm genuinely worried about the state of browsers on Linux, and the future of Firefox on Linux in particular..."While both GNOME and KDE nominally invest in their own two browsers, GNOME Web and Falkon, their uptake is limited and releases few and far between. For instance, none of the major Linux di