MarkAble is designed for audiobook listeners who own an Apple iPod,
or who use iTunes to listen to such books. Or podcast listeners
wanting to be able to combine and bookmark their saved files.
Audiobook files bought from the iTunes Music Store or from
Audible.com are `bookmarking' - that is, the iPod (or iTunes)
remembers the point of the book where you were up to, and resumes
from there when you start listening again. This, of course, is