It's weird.
I don't think it's any kind of hardware issue like the case or doors getting in the way. It just seems to be stuck. After burning several items with Toast... I quit Toast and now the trays eject on both just fine.

On another note... I accidentally found out the Option-"Sound MUTE" key combo brings up the Sound Pref Pane. smile

"If it turns out that President Barack Obama can make a deal with the most intransigent, hard-line, unreasonable, totalitarian mullahs in the world but not with Republicans? Maybe he’s not the problem."