but , I mean , there 's  that 's a huge field and probably the groups there may not be representative of the field , I  I don't know exactly that everyone submits to this particular conference ,
Was  were there folks from BBN presenting ?
but yet there was , let 's see , this was on the last day , Mitre , BBN , and , um , Prager
Mitre , BBN , IBM. Uh ,