PGP interestingness

gistfile1.py

def score(s):
  i=1
  p = s[0]
  for c in s[1:]:
    if int(c,base=16) == int(p,base=16)+1:
      i += 1
    p = c
  return i

# or

def altscore(s):
  i=1
  p = s[0]
  for c in s[1:]:
    if c == p:
      i += 1
    p = c
  return i

# and some
#  grep --color -E '[A-F]+{6}' keys