I wonder if the colors are really that vibrant. If so, I could use the red filling in place of the cadmium red acrylic paint I use. The cupcake filling would probably be just as toxic, but it would be less expensive.
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects