Advancing the web still makes sense.
Anyhow, there's also plenty of online instructions on how to use Crouton to install Ubuntu onto Chrome OS, the point is that Chrome OS is a full, real Linux distro.
Besides what is the point to pay $279 for a web browser?
Google could have locked it down as much as iOS if they wanted to. They didn't. Who do you think created developer mode?
The automated scripts that ease the task were created by individuals that don't work for Google.
This is hardly proper support.
If this was a desired way of using Chromebooks, options would be available to select it in a user friendly way.
If you dislike the paradigm that's fine, but don't claim it's hurting your freedom when
a) it's open source and
b) you can modify it the way you see fit.
Heck, you can change the Chromium OS source, recompile it and throw it on a Chromebook if you want...
All applications are behind SaaS walls.
And Chrome OS absolutely IS an OS. The fact that it's centred conceptually around the Chromium browser and Google's proprietary bits doesn't make this less true.
What free software? Locked down behind SaaS walls.