According to these sources: http://dondodge.typepad.com/the_next_big_thing/2007/08/boston-vcs-gets.html http://dondodge.typepad.com/the_next_big_thing/2007/08/

According to these sources: http://dondodge.typepad.com/the_next_big_thing/2007/08/boston-vcs-gets.html http://dondodge.typepad.com/the_next_big_thing/2007/08/bosto... http://www.techcrunch.com/2007/08/16/y-combinator-demo-day-the-summer-startups/ http://www.techcrunch.com/2007/08/16/y-combinator-demo-day-t... There were only 10 companies launched out of 19 for the summer 2007 round in boston. So it doesn't seem too out of the ordinary for this batch.