In
Index Entry
Ins are foci. Foci are in, because focusable, but always, as entropy shows, temporary. Relationships exist between the ins because they are definable. Out is not really packaged.

Index Entry
Ins are foci. Foci are in, because focusable, but always, as entropy shows, temporary. Relationships exist between the ins because they are definable. Out is not really packaged.
