Such compression is important given that YouTube users upload some 20 hours of footage per minute; by shrinking the files, YouTube needs to buy less bandwidth from Internet access providers.

由于YouTube用户每分钟上传的影片累积达20小时左右，因此这项技术非常重要；借由压缩档案，YouTube向网路业者购买的频宽得以缩小。

youdao

SecondSite also found that compression of dirty pages could yield as much as an 80% improvement in bandwidth for a single VM replication.

SecondSite还发现，压缩脏页面能够将单次VM复制的带宽提高80%。

youdao

Compression - Method of reducing the bandwidth or bits needed to encode information. Typically used in cable to place more channels in the bandwidth originally occupied by one channel.

压缩-一种减少带宽或所需的存储容量的方法，以便于信息的编码。特别是用于有线电视，它可以在原先由一个频道占用的带宽上通过更多的频道。

youdao

This is due to the continual decrease in the costs of on-line bandwidth, improvements in content compression, the proliferation of mobile viewing devices with smaller screens (and thus lower resolution requirements) as well as increased levels of cloud storage to support download and streaming markets.

FORBES: What is the Future of Optical Disc Technology and who will Use It?

The availability of a new compression format to reduce bandwidth, particularly in mobile networks where spectrum is expensive, paves the way for service providers to launch more video services with the currently available spectrum.

ENGADGET: MPEG drafts twice-as-efficient H.265 video standard, sees use in phones as soon as 2013

The delivery infrastructure has two ways of scaling: increasing bandwidth and improving compression.

FORBES: Why Isn't TV Everywhere?