info "Writing /etc/apt/preferences"

{
	echo 'Package: *'
	echo 'Pin: release a=stable'
	echo 'Pin-Priority: 1000'

	echo 'Package: *'
	echo 'Pin: release a=unstable'
	echo 'Pin-Priority: 2'
	echo 'Package: firefox'
	echo 'Pin: release a=unstable'
	echo 'Pin-Priority: 1001'

	echo 'Package: libfontconfig1'
	echo 'Pin: release a=unstable'
	echo 'Pin-Priority: 1001'

	echo 'Package: fontconfig-config'
	echo 'Pin: release a=unstable'
	echo 'Pin-Priority: 1001'

	echo 'Package: libnss3'
	echo 'Pin: release a=unstable'
	echo 'Pin-Priority: 1001'
} > /etc/apt/preferences