Virtual goods buyers are of all genres and ages, not only teens & tweens as many people think. Of course there are tweens-centric sites, but there is also a large chunk of 35 and older customers buying at other sites.
Since casual games are oriented towards a broad variety of customers, this is great for developers and publishers inasmuch as many kinds of audiences can be monetized.
I am more of a casual game player. They are more of a mass peoples’ choice.