investor impatience - blt can't hurry up the supreme court or the fda.
blt get a mention in following article re: competitor - i believe blt they are the leading contender in this race. note the big pharma circling around too.
http://www.biopharma-reporter.com/news/ng.asp?n=77155-medical-marketing-international-pfizer-merck-co-hiv-aids-entry-inhibitor