(Sentences of announce of each part : Before starting, I would make an overall plan on YouTube. Now I will speak about YouTube under a technical plan. Concerning the advantages of YouTube, one can say. Concerning the disadvantages, one can just say.)

It should be known that YouTube is the first world tank of videos. Each day, a billion videos are viewed on YouTube.
Thus, the platform of storage and division of videos is regarded as “the second search engine in the world after Google, all types of confused contents”.
YouTube is a collection of all, in any kind. Ideal to find anything, especially if you do not seek it.
Many people use YouTube to look at videos, to learn from new steps of dance, to learn how to use software while following the tutorials or and especially to be diverted.
YouTube was interested in the HD not to disappoint its users (like the users of video cameras HD).

When you hear YouTube, Google should be thought. This last would be currently under discussion with several American studios, as Lions Spoils Entertainment, the Subway-Goldwyn-Mayer, Sony and Warner Bros, in order to propose on Youtube a subscription-based service of recent movies to the request, as the American daily newspaper The Wall Street Journal brings it back, hiring of approximately 3.99 dollars.

Today, it is possible to manually subtitle a video which one sends on YouTube, but the process is long, and rather tiresome.

YouTube launched to France and in six other European countries a heading “Edu”, similar to the iTunes U of Apple with the university Paris Descartes. This platform YouTube EDU gives access free to the chains and the videos of universities already present on the famous site of video at the request, such as HEC, Sciences Po Paris, the EM Lyon, the ESCP or the INSEAD.

Always on YouTube, also let us note the installation of a new chain via which the Net surfers have the possibility of putting a question with a prize winner of the Nobel Prize and that