admin why you make plugin for very new sites? but not requested

hi
i want to know
admin why you make plugin for very new and scam sites? like exchangebux (same admin of quickbux)

but dont attention to requested plugins like:
yumylinx
[Only registered and activated users can see links. Click Here To Register...]
licbux
[Only registered and activated users can see links. Click Here To Register...]


?:confused:

did you receive payment for yumylinx and licbux?are they paying?

yes from yumylinx
my point was another thing
my point is there are many plugins that doesnt work and many topic for requested plugins
but every day we see new plugins that is not requested or upldated plugins