Please give system in the format requested on https://github.com/ValveSoftware/steam-for-linux

Pretty sure its on all 64bit/32bit systems pleas try it, its very easy to reproduce. Let me know if you have sound.

On 32-bit, I had no issue. On 64-bit, I do.

There's a reason the information is requested; it helps figure out which ones don't work and which do.

Processor Information:
    Vendor:  GenuineIntel
    Speed: 2793 Mhz
    8 logical processors
    4 physical processors
    HyperThreading:  Supported
    FCMOV:  Supported
    SSE2:  Supported
    SSE3:  Supported
    SSSE3:  Supported
    SSE4a:  Unsupported
    SSE41:  Supported
    SSE42:  Supported

Network Information:
    Network Speed:  

Operating System Version:
    Ubuntu Raring Ringtail (development branch) (64 bit)
    Kernel Name:  Linux
    Kernel Version:  3.8.0-1-generic
    X Server vendor:  The X.Org Foundation
    X Server release:  11301901

Video Card:
    Driver:  NVIDIA Corporation GeForce GTX 680/PCIe/SSE2

    Driver Version:  4.3.0 NVIDIA 310.19
    Desktop Color Depth: 24 bits per pixel
    Monitor Refresh Rate: 60 Hz
    VendorID:  0x10de
    DeviceID:  0x1180
    Number of Monitors:  1
    Number of Logical Video Cards:  1
    Primary Display Resolution:  1920 x 1080
    Desktop Resolution: 1920 x 1080
    Primary Display Size: 23.54" x 13.23"  (26.97" diag)
                                            59.8cm x 33.6cm  (68.5cm diag)
    Primary Bus: PCI Express 16x
    Primary VRAM: 2048 MB
    Supported MSAA Modes:  2x 4x 8x 16x 

Sound card:
    Audio device: 

Memory:
    RAM:  5960 Mb

Miscellaneous:
    UI Language:  English
    LANG:  en_US.UTF-8
    Microphone:  Not set
    Total Hard Disk Space Available:  69668 Mb
    Largest Free Hard Disk Block:  33363 Mb

Installed software:

Recent Failure Reports:
    Thu Jan 24 04:45:43 2013 GMT: file ''/tmp/dumps/crash_20130124054534_1.dmp'', upload yes: ''CrashID=bp-ec6e6c5e-b663-4b87-bd8f-3edc32130123''
    Thu Jan 24 05:08:31 2013 GMT: file ''/tmp/dumps/crash_20130124060824_1.dmp'', upload yes: ''CrashID=bp-e44f1a1e-624d-4243-8cf8-6e9c02130123''
    Thu Jan 24 05:09:51 2013 GMT: file ''/tmp/dumps/crash_20130124060945_1.dmp'', upload yes: ''CrashID=bp-cf4f03f5-c630-4862-afba-1d24b2130123''
    Thu Jan 24 05:14:32 2013 GMT: file ''/tmp/dumps/crash_20130124061425_1.dmp'', upload yes: ''CrashID=bp-f77b4aa4-c0f0-46fa-8353-9abdd2130123''

nope works