This was the year when, once and for all, it became clear that the future of technology belongs to Linux and open-source software. Get the details in an interesting ZDNet article:
I've covered Linux and open source since Linus Torvalds was a grad student and before "open source" was a thing or, for that matter, before "free software" was its frenemy. From those very early days when Richard M. Stallman created the GNU General Public License (GPL), one of the main narratives was small plucky us--open-source and Linux supporters--versus the enormous, proprietary corporate them--with The Evil Empire Microsoft as enemy number one. That story is as out of touch with reality as a Hallmark Christmas movie is with small town economies.
People still love that story, but let's look at 2019's biggest Linux and open stories and you'll see what I mean.