I just tried out the new meta search feature, and I get.
100 /webinator/search
Unknown client error: internal-search.mathworks.com/metasearch.xml?query=test&prox=page&rorder=500&rprox=500&rdfreq=500&rwfreq=500&rlead=500&sufs=0&order=r&mode=admin&opts=look&cq=&pr=FieldOffices&pr=InternalSearchProd&pr=Newsgroups&jump=0&mh=10&hl=N returned code 400 (Bad Request)
any clue ? It is set to visible.
100 /webinator/search
any clue ? It is set to visible.