Rewrite this paragraph to be more coherent:
The NASDAQ crashed from 5000 back to 1200 ; many of the less-experienced traders went broke. Obviously it was possible to have made a fortune during that time by shorting or playing on volatility.
The NASDAQ crashed from 5000 back to 1200 ; many of the less-experienced traders went broke, although obviously it was possible to have made a fortune during that time by shorting or playing on volatility.