Netflix Never Used Its Million Algorithm Due To Engineering Costs

an older but worthy reflection that just because you can, doesn't mean the tradeoffs will be worth it. and the relentless march of time brings new constraints.

Netflix never used the $1 million algorithm it awarded in 2009 because the engineering costs to implement it were too high for the small gain in accuracy. Furthermore, Netflix's shift to streaming prioritized immediate recommendations based on real-time user behavior, making the complex algorithm designed for DVD-by-mail obsolete.