My Amazon Books wishlist is up to date. Type in "Elizabeth Barrette" (there were two, last I checked; mine is the central Illinois entry).
Other good bets are things that don't matter if duplicated:
Austrian crystal window prisms, suncatchers, stained glass, ornaments made of mirror bits, other sparklies
Stickers, lasercuts, or paper for scrapbooking
Things that glow in the dark
If you live far from Illinois, local arts or crafts are a good idea.
Tiny animals carved from semi-precious stone.
One or two 12x12" nonstick cookie sheets or baking trays with a shallow edge. That's the interior size of my oven racks, and the trays that came with are definitely not nonstick.
Jewelry -- necklaces are probably easiest. I love colored semi-precious gemstones, Celtic knotwork, and Pagan motifs.
From the Particle Zoo, so far I have Dark Matter and I am most interested in adding a
I think crowdfunding is cool. I love supporting artists, writers, and other creative folks. See some of my 2013 favorites.
I think homemade gifts are cool.
I think gift cards are cool. (Favorite bookstore: Barnes & Noble, and I can make use of Amazon. Favorite craft store: Michael's.)
Plain old money is also fine, especially for my friends outside the U.S.A. for whom conversion might be more convenient than shipping; I have a permanent PayPal button on my LiveJournal profile page. PLEASE include a note saying something like "Holiday gift for Ysabetwordsmith" so I can distinguish it from crowdfunding.
I strongly prefer paper books to electronic books.
My t-shirt size is Large. Preferred style is unisex/men's/unfitted.
My favorite color is blue, but I like most bright colors, and black. I hate pink.