Assuming on average 10 minutes was spent by the receiving end, the OP has just killed 0.24 human lives to conduct this study. Or if we value a human life at $7

Assuming on average 10 minutes was spent by the receiving end, the OP has just killed 0.24 human lives to conduct this study. Or if we value a human life at $7 million [1], the damage is about $1.7 million. [1] http://en.wikipedia.org/wiki/Value_of_life http://en.wikipedia.org/wiki/Value_of_life