ingo@aeolus trunk default-r22157 (tip) ~/ottd/trunk $ hg log -u planetmaker -r'children(branchpoint())' | wc -l

81

ingo@aeolus trunk default-r22157 (tip) ~/ottd/trunk $ hg log -u planetmaker -r'children(branchpoint())' --template='{branch}\n' | wc -l

14