i think because they have that reputation people tend not to try and socialize them , for instance my ex's mam tried to socialize her 7 month old with our merlin, playin away in the back garden then suddenly full blown aggression and a bit of an exchange, but that put her off and now its a little b*****d cant be trusted nr other male dogs at all, dont get me wrong i think they can be good dogs , and x38 regardless of whether they "finish" or not they still have the capability to do alot of damage i wasnt trying to compare the 2 just giving my opinion if you dont want the extra fuss go for a di