High-quality video, for example, and the problem of a stream of high-speed Internet activity.

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Paper.li originally aimed to solve the problem of processing the never-ending stream of links posted on Twitter, letting you customize the content with hashtags and Twitter users whose links you like the most.

FORBES: Names You Need To Know: Paper.li

The problem lies in the uncertainty surrounding both its components: the future stream of dividends and the appropriate discount rate.

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