It's two different developments of the same technology and both are going to face the same problem in the future: the hardcore bitcoin folks.
Actually I was surpised and it turned out Eligius seems to be the only hostile pool which is much better than I expected.

There was a bit of heated discussion with Luke-Jr and wizkid057, but I wouldn't call Luke unreasonable. xnova weighted in as well:
https://github.com/mastercoin-MSC/spec/issues/248