BSO- I also believe that the majority of the concept was better, but there was just SO much. The big problem with the Broadway incarnation of the show was that they had to condense/change A LOT of the score. Also, and I may be wrong about this, I believe they had to change the special effects company they were using (the one that made the mirror for the pre-BWAY 'Confrontation' scene.
I truly believe that the BEST version of J&H is the current version that you perform when you order the rights through MTI. It includes some of the best parts from the Broadway version but also some of the best stuff that they cut (I need to Know, Bring on the Men.
David walked into the valley
With a stone clutched in his hand
He was only a boy
But he knew someone must take a stand
There will always be a valley
Always mountains one must scale
There will always be perilous waters
Which someone must sail
-Into the Fire
Scarlet Pimpernel