> 1. Can I get better performance with a better ECU design?

Sure, but who knows how much you can squeeze out of  a wasserboxer just by
diddling  the FI better. I'm guessing "not very much", but I'm a pessimist.

2. Who will spearhead the effort to redesign the Digifant ECU?
>

Why work from scratch when all the heavy lifting has been done already?
Build and put in a MegaSquirt. <http://www.megasquirt.info/> It's a generic
do-it-yourself non-proprietary design created by hobbyists. As I recall
Sudhir Desai mentioned he was playing with one...
--
John Bange
'90 Vanagon - "Geldsauger"