I don't care if it is cheaper or more convenient for a client to send me critically - important documents via Dropbox or as e-mail attachments which could,
through simple human error, end up in the hands of someone who might be willing to publicize or hand this information to opposing counsel.
The sheer volume of bitcoins traded on the exchange, combined with the prime importance of exchanges to the Bitcoin economy, gives MtGox the power to, whether
through malice, incompetence or
simple human error, significantly manipulate the Bitcoin price in either direction unilaterally.