Credits -- thanks go to:

Artists:

Tiles and background:
http://www.spicypixel.net/2008/01/10/gfxlib-fuzed-a-free-developer-graphic-library/

Nut icon:
http://iconka.com/free/

Song:
Celestial Aeon Project, "Aeon", from Jamendo.com.
http://creativecommons.org/licenses/nc-sampling+/1.0/

Playtesters:

Terrycloth
Nelson
Mr. Peaches