But the universalism of the Pentecostal worship experience is only half of the story behind a religion that has shown a remarkable ability to adapt to the needs of the black middle class in Memphis and in exurban Dallas , rural whites in coastal Maine and Appalachia and Latino activists in Los Angeles -LRB- not to mention aspiring millionaires in Seoul , South Korea , and the urban poor in sub-Saharan Africa -RRB- .