Many heteros face different circumstances. The mere possibility of marriage and children drastically changes their financial picture, putting a damper on spending even in single years. And most straights are single during their early years when incomes are low. Most heterosexuals may not have large amounts of spendable income until after childrearing. In terms of financial techniques there really isn't much else for someone gay in their 20s to do.
Resources are too thin for real estate or sophisticated investment.
Corporate or entrepreneurial careers require skill and capital that have yet to be acquired. Spend, spend, spend. There seem to be 3 major reasons why. Unless they're addressed it's a foregone conclusion that many gays will blow their chance at wealth, selling off their economic advantage for immediate gain. If they get addressed and unraveled, gays have an incredible chance at financial security for life.