Reusing one-time-pad keys means you can often very easily recover the plaintext simply by XOR'ing the two encrypted files, since it effectively takes the key ou

Reusing one-time-pad keys means you can often very easily recover the plaintext simply by XOR'ing the two encrypted files, since it effectively takes the key out of the picture, see for example http://www.cryptosmith.com/archives/70 http://www.cryptosmith.com/archives/70 (where the key is literally taken out of the picture)