Bug#803200:

[alberto fuentes]

On Tue, Dec 15, 2015 at 5:51 PM, Andreas Beckmann <anbe at debian.org> wrote:

> Did you reboot after this step? If nouveau is loaded, the nvidia module
> cannot be loaded, too, obviously.
>

Yup, I rebooted after every install line.

Also, in the past I had to remove xorg.conf file to be able to get back to
nouveau, because some line was added there trying to load nvidia (I took me
a while to understand the post removal message was about this file)
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