Not sure of the model compatibility issues, but...
$49 Apple USB External Superdrive 8x DVD Burner
http://dealmac.com/Apple-USB-External-Superdrive-8-x-DVD-Burner-for-50-8-s-h/596274.html
This is listed as MB397G/A versus current offering MD564ZM/A.
Three years of night sky wonders in three minutes http://photoblog.msnbc.msn.com/_news/2012/07/19/12844484-three-years-of-night-sky-wonders-in-three-minutes
Probably asking the obvious questions, but does she feel better on the weekends (or whichever her days off) and/or can she test by moving back out of the area temporarily? You mentioned it reoccured this week again so maybe you've answered already.
I had a similar situation (including daily massive headaches), suspected mold, bought a RabbitAir purifier, and started tracking everything. Ended up being way off base and it was a food issue.
Cupa Whiskey Tumbler 2 Pack over at Fab. Who's brave?
This set of two hand blown Cupa tumblers can enhance the sensory pleasure of drinking brandy or whiskey. The contemporary glasses create a swirling rotation when set down, which assists the oxygenation of your fine spirit and promotes an aromatic experience for the drinker. Constructed to fit perfectly in your hand, the glass naturally works to warm your beverage. Made of lead-free crystal and inspired by Swedish and Italian design, these stunningly styled tumblers were featured in Esquire’s signature space, Esquire House LA 2010.
Wow. Tempting and generous to open it up to us. I see they've changed the product names again (Amarra HiFi, Amarra, Amarra Symphony). For those using Decibel or Audirvana, still worth jumping over to Amarra and they've solved the memory, playlist, etc. issues?