Chess is a Hobby
To be played for personal enjoyment.
A friendly wager between the two participants? - Good stuff !
Promotors/Organizations (FIDE in particular) looking to profit from players/observers are all Crooks. Very few have displayed a true interest in promoting chess, only their own gain. (Of course, a few exceptions are out there.)
There should be no place for profiteering from chess.

Answer -
Money
bane noun (1)
\ ˈbān \
Definition of Bane
1a. obsolete : KILLER, SLAYER
b : POISON
c : DEATH, DESTRUCTION
d : WOE
2 : a source of harm or ruin : CURSE