Comment 8 for bug 810971

Scott, I agree, and this looks like a regression over bug 795454 and bug 795458.
For reference, other issues related to this one:
bug 808677
bug 808685

See also discussion on IRC http://irclogs.ubuntu.com/2011/07/13/%23ubuntu-desktop.html starting at
"seb128 RAOF, hey, is there known xorg breakage on intel with dual screen? 08:57"

The conclusion is very likely a unity issue but the dev need to do more testing
"""
seb128 so unity bog it seems 09:19
smspillaz oh, monitor hotplug is awesome 09:20
smspillaz seb128: well, not conclusively 09:20
smspillaz it could just be on certain hardware that compiz gets that 09:20
seb128 well RAOF gets the issue with unity and it seems to work without unity 09:20
smspillaz seb128: I think I need to do more testing 09:20
smspillaz like, checking if I get the issue with unity :) 09:20
smspillaz since I don't usually hotplug this monitor
"""