The FAQ says that the Foldit options file options.txt is located, for Win 7, in C:\ProgramData\Foldit. I have no such directory, nor does a search find any options.txt. Do I have to be part of a developer group to have it?
ProgramData is a hidden folder.
Here http://www.bleepingcomputer.com/tutorials/tutorial151.html you can see how to show hidden folders (and files) in Windows 7.