(However, as noted elsewhere, confusion with HPMOR may be a a bug rather than a feature )
I think the increased publicity of both would outweigh any bugs. Showing all HPMoR readers a book on how to be Harry? Showing all MoR:BLW readers a fiction about magic, using everything they've now learned!
Quantum Computing Since Democritus got me thinking that we may want a more riveting title for The Sequences, 2006-2009 ebook we're preparing for release (like the FtIE ebook). Maybe it could be something like [Really Catchy Title]: The Less Wrong Sequences, 2006-2009.
The reason for "2006–2009" is that Highly Advanced Epistemology 101 for Beginners will be its own ebook, and future Yudkowskian LW sequences (if there are any) won't be included either.
Example options: