Over the last six months, shares of Netflix (NFLX 0.92%) have nearly tripled on the belief that the company is transforming itself into an original programming powerhouse. However, the world of original programming isn't exactly a wide open market. Despite this reality, sentiment appears have reached an extreme level of optimism. In this video, Fool contributor Steve Heller gives Netflix investors a wake-up call. Tune in below to hear his thoughts on the subject.