Main Entry: pay
Pronunciation: 'pA
Function: verb
Inflected Form(s): paid /'pAd/; also in sense 7 payed; pay·ing
Etymology: Middle English, from Old French paier, from Latin pacare to pacify, from pac-, pax peace
Date: 13th century
transitive senses
1 a : to make due return to for services rendered or property delivered
obviously he does it for prizes.....so if he's content with that then i dont see the problem.