2:22:12nyefAdded to the "hibernation quirks" list for this machine: Sometimes, in order for the internal display to start working again in X post-hibernation, the HDMI output port needs to be connected. Specifically, it needs an HPD event in order to kick the driver into setting up the internal panel properly.
3:06:32nyef... On the upside, this means that the worst-case scenario for this failure mode is that I need to carry an HDMI cable so that I can loop the output to the input to kick it into working.
3:07:03nyefWell, maybe. I *think* that the HDMI input works more-or-less properly, at least.
4:59:03nyefPoor suspend-to-disk and suspend-to-ram behavior, particularly with respect to video and audio, incomplete support for audio in the first place, no support for the stereoscopic IR emitter on this machine, and I've *never* had a built-in SD-card slot work on Linux unless it was on Android.