Hi Dmitry,
On Thu, Jul 21, 2016 at 3:58 PM, Dmitry Nikolaev <cameltheman@gmail.com> wrote:
> Hi. I wanted to make a screencast about GuixSD, but recordmydesktop couldn't
> record sound.
I don't know the answer to your question, unfortunately, but I wanted
to recommend another tool as a workaround for now: Open Broadcaster
Software. Install with 'guix package -i obs'. I like it quite a bit.
- Dave