The problem with the Program in the UK is that it proved very difficult to identify pitbulls. There are other breeds of bull terriers that were not meant to be included and were difficult to distinguish from Pit Bulls.
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All of the evidence says you are wrong. There are hundreds of breeds that are a similar size that do not have the same reputation. eg Golden retrievers, Ridge backs, Boxers etc etc.
Reputation is part of the problem. When you see evil in a breed you tend to find that evil