No, it isn't. They have the most popular video game of all time and you think that a poorly written client is killing them? It has had some problems over the

No, it isn't. They have the most popular video game of all time and you think that a poorly written client is killing them? It has had some problems over the years that are annoying to users (and frankly embarrassing when compared to DOTA 2), but at the end of the day the quality of the client is insignificant to most players compared to the fun-factor of the game itself, as proven by their unprecedented success.