Opening it from the applications menu doesn't work for me; not sure how to or add comments onto that bug reporter though.
OK, this appears to have been a packaging issue with Debian, fwiw, their tracker confirms they have fixed it already.
Nothing extracted yet.
Not sure if this should really go here, but on Debian 8 (Jessie), with this package: http://packages.debian.org/experimental/steam
It installs fine, but when I attempt to run, I'm met with this: