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.

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

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The other problem for Netflix is buying the movies and TV shows to then stream to subscribers.

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Cantaloupe solves that problem by giving landlords access to the data stream.

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The problem is that the fixed rates for royalties seem to be just too high for the revenue stream that can be found.

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Done right, Stories could solve the problem of missing news on Twitter, where tweets speed by in an ever-changing stream and can be missed unless users look at the site all the time.

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