[colabi]

There are a lot of things wrong with that, not the least of which being that you can't modify rules in obscure places. That changed participation. Why not modify and notify the official rules. If they stuck in an obscure forum post an hour before deadline that the winner had to sell their code to salesforce for a dollar, would that still be a legal modification? That aside, they knowingly or unknowingly did not pass the modification rule to the judges.