"Information wants to be free. Information also wants to be expensive. That tension will not go away " -Stewart Brand. This is the nature of information and content being posted on internet these days. Media publishers trying to sell videos online have often heard “ Once you have put your videos online, it is free . There can be no DRM on the internet”.  How practical is this argument and are there ways to prevent  video download on web? I would like to have a take on the notion considering current legislation and technologies. It is true that a content…