<Jafet> sed -i "2 s#.*#import random; w=[l.split() for l in open(\'/dev/stdin\').read().split(\'\\n\')]; r=[4,7,8,9,2,13,6]; print \'\\n\'.join((lambda s: \' \'.join(chr(3) + str(r[(i+s)%len(r)]) + l[i] for i in range(len(l)))(random.randrange(0, len(r))))#" $(which rainwords)

2011-12-21.txt:21:03:14: <monqy> itidus21 do you understand bizarre notations
2011-12-23.txt:06:12:32: <itidus21> `pastelogs bizarre notations