Originally Posted by Turtle91
I can certainly understand the no spaces convention in documents INSIDE of an ePub. But not being able to use spaces in the ePub file name would be a bad thing. I usually put the "Last, First - Series series# - title.epub" as a way to sort. Although being able to sort on metadata makes that unnecessary (thanks Marvin)!
You can still read the book, but bookmarks will not work.
Lucky for me, Recently Read will resume a book at the start of the last '(1024)block'.