Should Book Authors Pursue a Patronage Model?

blarkon writes "With ebook prices falling and some readers even unwilling to pay more than 99 cents for an ebook, some authors are starting to consider a move back to the patronage model that was successful in providing them with a living before the widespread use of copyright. Might such a model work or are the days where a midlist author can make a living off their work a relic of the 20th century?"