Now it appears that steam:i386 package actually depends on libgl1-mesa-dri package, which is related to xserver-xorg-video-intel. And it appears completely as wrong, unmentioned dependency in steam:i386 package.
Now it appears that steam:i386 package actually depends on libgl1-mesa-dri package, which is related to xserver- xorg-video- intel. And it appears completely as wrong, unmentioned dependency in steam:i386 package.