Earrings with Twin Beads

During my brief respites from preparing for the Bead & Button Show, I found some time to play with the new Czech two-hole "twin" seed beads. Then these happened:

They remind me of snowflakes, but snowflakes have six-fold symmetry instead of four-fold symmetry. Perhaps I should call them squareflakes?

The above earrings also use the crystal luminous green shade of Swarovski crystal, another new bead. These use the traditional crystal with an AB finish, plus silver seedies:

Have you worked with twin beads before? How do you like them?