In accordance with YouTube, when a video has poor quality it is not their fault, but mainly the Internet providers (ISPs) and then the users.
This is his claim YouTube has a basis because the videos are stored on servers all over the world and what the provider has to do is get from closer of server the data.
If the provider is not big capacity on his servers, then the video will is delayed to reach the user of the service, so he can see it in low resolution and therefore poor quality.
Also, the fault of the user, is when for example one home network, a user consumes all the bandwidth and does not allow the YouTube user to see the video in high resolution.
The YouTube released it tool Google Video Quality Report, which, initially in America and Canada, and in future in more countries, can lists the "bad" Internet providers, collecting anonymously data from user logins who visit it.
Also, the tool he explains how uploading videos works on YouTube, as well propose ways for more smooth playback, providing solutions to frequent problems.
Source: e-pcmag.gr
