Gox was harmed nontrivially for a long time by its failure to scale. A lot of bitcoin tickers had a "Mt. Gox lag" indicator that displayed how much lag was in t

Gox was harmed nontrivially for a long time by its failure to scale. A lot of bitcoin tickers had a "Mt. Gox lag" indicator that displayed how much lag was in the trading engine at that time, because it was such a big deal. And every time the trading engine stopped responding (due to DDOS, or whatever) people would panic sell.