Maybe negative trust, but there was no btc risked losing just by giving him an answer 
So your time has no value?
You owe me 30 satoshi for the time it took to read your comment and reply!
Careful, bitcointalk is full of users on power trips. My argument was well balanced to why changing terms mid-thread can set a bad precedent for future cases, but apparently logic doesn't exist here. I don't really care, at the end of the day, it is only ~0.03 BTC