Although he was only escrow, he also risking received red-ve just like BTCblogger escrowing CRYPTO-MMM
he is not risking anything. majority of guys here (me included) are scared to use this sick trusted system even if they are right in order to not receive negative rating back "for nothing"..
If you get a feedback for nothing from a default trust user, you can easily get him removed by contacting the user who trusts this user. Feedbacks without reference left by users who are not in default trust don't do any harm.