While on the topic of atl-atls and anthropology, I cannot resist pointing out the hair-raising work of the esteemed Kent Hovind whose creationist video ("Peking Man, Java Man, ...") below is worth watching for sheer entertainment value.
It is really not worth my time to point out the many mistakes in this 3:24 minute segment. I will simply caution readers to be very skeptical of the contents of the presentation.