. . . . . . . "Mainstream America is where 51% or more of popular opinion lies. Most of the time it's pretty middle of the road but mainstream America is getting sexually adventurous, . Mainstream Americans also have typical incomes, most aren't among the Richest 10% or among the Poorest10%."@en . "Mainstream America"@en . . . . . "Mainstream America is where 51% or more of popular opinion lies. Most of the time it's pretty middle of the road but mainstream America is getting sexually adventurous, . Mainstream Americans also have typical incomes, most aren't among the Richest 10% or among the Poorest10%."@en . .