The move from print to digital isn’t a simple matter of dumping files online
I’ve know this for a long but it bears repeating: the biggest obstacle to moving eLangdell Press books to the Pressbooks platform is that the eLangdell books are built as print books. Pressbooks is a digital first platform intended to be used build digital resources. The transfer from print to digital, if done right, requires a fair amount of restructuring of the print artifact that results in a rebuilt digital work.