NICE, thanks for the README @seanb, I feel a lot safer about using this module now!

check it out :

» ls -lah *.offset
-rw-r--r-- 1 mixmix mixmix 667M May 30 19:57 everyone_but_sbot.offset
-rw-r--r-- 1 mixmix mixmix 962M May 30 19:54 log.offset