Pull request has been submitted and merged to update miner speed:

https://github.com/NoodleDoodleNoodleDoodleNoodleDoodleNoo/bitmonero/commit/3cc45e9324a402aee91e2f46861b2ca393d711aa

It appears from the simplicity of the fix that there may have been deliberate crippling of the hashing algorithm from introduction with ByteCoin.