echo -e "\a" has no effect was so ever. Should be implemented!

Non of hte following commands do anything on my system:

* echo -e "\a"
* echo -en '\007'
* beep

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: alsa-base 1.0.25+dfsg-0ubuntu3.1
ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6
Uname: Linux 3.5.0-26-generic x86_64
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: USERNAME 2181 F.... pulseaudio
                      USERNAME 3298 F.... alsamixer
Date: Thu Apr 4 09:29:10 2013
EcryptfsInUse: Yes
InstallationDate: Installed on 2011-11-20 (500 days ago)
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: None of the above
Title: [42912BG, Conexant CX20590, Speaker, Internal] Playback problem
UpgradeStatus: Upgraded to quantal on 2012-10-19 (166 days ago)
dmi.bios.date: 08/31/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: 8DET64WW (1.34 )
dmi.board.asset.tag: Not Available
dmi.board.name: 42912BG
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr8DET64WW(1.34):bd08/31/2012:svnLENOVO:pn42912BG:pvrThinkPadX220:rvnLENOVO:rn42912BG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 42912BG
dmi.product.version: ThinkPad X220
dmi.sys.vendor: LENOVO