Netflix (NASDAQ:NFLX) shares have more than quadrupled in value from last summer's 52-week lows, but the stock is as controversial as ever. A long-term content deal with Walt Disney (NYSE:DIS) may set the company apart from a rising tide of competition -- but the deal doesn't take effect for another couple of years. Why would anybody buy Netflix stock at today's rapidly rising prices, and what would it take to make a long-term shareholder sell? Shouldn't shareholders worry about rising content costs?

In the video below, Fool contributor Anders Bylund answers these key questions from his own Netflix-owning perspective.

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