Originally Posted by
coldfeet
...or there is also this eccentric BB:
http://www.trickstuff.de/index.php?p=d116en1
Someone else mentioned a chain tensioner; if you don't like the look of the traditional (derailleur-style) tensioners there is this one by Yess Labs:
http://labs.yesspro.com/products/etr-b
FWIW I think that an Alfine-equipped LHT would make a great touring bike or a kick-butt commuter (especially the new Alfine 11-speed)!