A part of me believes that this is how Jean-Luc Picard's infamous facepalm gesture really slipped into popularity. Coincidentally, that same part of me is currently begging a browser plugin to just work already.
Click on the image for a closer look.
In a few moments I'll be moving on from facepalm to headdesk. Unfortunately, I don't have any conspiracy theories about the origin of that gesture to share just yet. [Abstruse Goose]