ITs nothing but Racism.
All they are doing is causing grief/heartache for the FEW older guys that move to Cambodia , fall in Love and want to make it legal, so their wife is protected when they die. Outside of those few nothing will change.
If its a legal relationship, all they need do is get a Fiancee visa to their own country and marry there.
The Cambodian goverment is not known for very progressive thinking
AS to Gibbs's statements your lost in your own world for sure