In its ideal form, it is an impressive product: Using a small, easily downloaded application that resides in a user's browser, Netflix detects the user's bandwidth and streams a movie at optimal resolution to avoid pauses to reload.

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There are many types of servers (for recommendation, load balancing, streaming to different devices, search queries, page servers, caching etc) spread over several locations all over the world, file types and formats for a plethora of consumer devices based on resolution, type of device, bandwidth of the consumer and the hardware capability.

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Digital cameras are a handy way to quickly put photos on to Internet sites or to share pictures of the grandkids with grandma, but high-resolution digital images eat a lot of bandwidth when they're sent over the Internet and can slow down transfer rates.

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