I've noticed more and more that people get rid of doilies either by thrifting them, giving them away for free, or throwing them out. Here's a creative and unique looking idea for a light shade using doilies.
Penny Floor - don't know if I would have the patience for a whole floor. but a coffee or patio table would be nice! Also an easier way to do it is to put out the pennies then flatten then by, I don't know, maybe a broom or some thing.