But where Linux is really kicking butt is where nobody cares whose butt gets kicked. That's the embedded space, which happens to constitute most of the known computing world. But in the wide open spaces of technology, embedded processing is dark matter. Which is why Linux is soaking into everything. But it's not a story.
Nobody appears to be losing.
There's no Goliath holding the fort against an invading horde. There's just a lot of engineers designing in new parts with a handy OS that nobody owns. Lot of truth going on. That's the real story.