wget -q "http://deb.playonlinux.com/public.gpg" -O- | apt-key add -
OK
wget http://deb.playonlinux.com/playonlinux_wheezy.list -O /etc/apt/sources.list.d/playonlinux.list
--2013-08-15 20:52:49-- http://deb.playonlinux.com/playonlinux_wheezy.list
Resolving deb.playonlinux.com (deb.playonlinux.com)... 91.121.5.64
Connecting to deb.playonlinux.com (deb.playonlinux.com)|91.121.5.64|:80... connected.
HTTP request sent, awaiting response... 404 Not Found
2013-08-15 20:52:49 ERROR 404: Not Found.
If I check http://deb.playonlinux.com manually the latest list seems to be 'squeeze'.
I tried installing from squeeze, but I then get errors about 32 bit drivers I did not get using the 4.1.1 version from the debian repositories.