Site blocking

Are you always distracted by your favorite social-networking site or game sites while working on some of the most important projects? Well, don't worry because there are always tools to help you get focused - and here is a great example of one of such tools, Focal Filter. Created by a group of indie developers (David Gelbart, Shan Naziripour and David Gong) the software is really well thought out and certainly needed by the present-generation computer wizards.