With the immense success of Tolkien's works many publishers began to search for a new series which could have similar mass-market appeal.

Feminist was not a term she used, but that hasn't kept her from becoming feminism's first mainstream icon: a powerful, smart woman with mass-market appeal.

But these technologies are expensive and, so far, they lack the mass-market appeal to pay for themselves.

It can have enormous mass-market appeal to women who will never own a couture or ready-to-wear outfit.

It was not a commercial hit, and he tried again with a similarly sleek line called "Modern American," which also lacked mass-market appeal.

Facebook, by contrast, is the world's most popular social network, aiming for mass-market appeal with more than 600 million registered users, according to recent estimates.

That's partly because gospel doesn't have mass-market appeal.

Brokers contend that this sort of mass-market appeal is exactly the point.

"We decided it did not have mass-market appeal," said Dan Wilinsky, a company spokesman.

It's the quantitative guys coming up with a creative product that has mass-market appeal.