If you specify the option
You do indeed get boldface on the Reader.
EDIT: Version 1.6 adds a new flag to create a boldface book, so it's a bit easier
I also recommend increasing font size, since that seems to help a bit too.
It doesn't support hyperlinks, unfortunately. The tool is mainly for quick-and-easy generation of lrfs. Just add the <chapter> tags, and you're off and running.