Mike is repurposing the Grok library for primary use as a CCG realizer in limited domain dialogue systems. CCG parsing will of course remain part of the picture too, but at present this will not be emphasized in ongoing development.
See http://www.iccs.informatics.ed.ac.uk/~mwhite/White-Baldridge-ENLG-2003-to-appear.pdf
for a description of the effort so far.