After a two year closed beta Valve finally transitioned Dota 2 into open beta via Steam and JamesBl0nde decides to give the world his perspective on the game and what features standout for players looking to take the dive. Dota 2, successor to Warcraft III Dota, aims to provide a better user experience than that found in Warcraft III Dota due to engine limitations. With many new features added to improve user experience and gameplay, Dota 2 is on the same level as Valve’s other amazing releases such as Team Fortress 2 and Counter Strike.

http://mmohuts.com/videos/dota-2-first-look-refresher

Also be sure to check out Abubakr's detailed written review here: http://mmohuts.com/editorials/dota-2-open-beta-review