[Desktop-packages] [Bug 490434] Re: keyboard input less responsive after screensaver fails to activate because of VirtualBox

I'm currently seeing this under Ubuntu 14.10. In my case, however, the issue is somewhat worse than that originally reported. Regardless of whether the guest image is idle or not, the keyboard in such guest becomes unreliably unresponsive exactly X minutes after (re)entering such guest, where: *

[Desktop-packages] [Bug 1268257] Re: nvidia-331-updates 331.38-0ubuntu3: nvidia-331-updates kernel module failed to build, with only error: objdump: '... .tmp_nv.o': No such file

This bug is horrible and must die. My base intuition concurs with Brian Norris' prior commentary. Quoted for truth: I suspect that there is some sort of race condition in the provided build scripts written by Nvidia, and they are only showing up intermittently or under particular system