Specifically, in the case of bitcoins because you never know when the prices will fluctuate but always have trust in its potential of recovering and surpassing all the previous values.
No matter how many times people get adviced to not do something, they blatantly ignore it and do so anyway. If we look at the majority of the people here, it's safe to say that they are here only for the short term gains, but yet they fail to utilize this market and its fluctuations. These people aren't trading or investing, they are gambling with their savings, and that is a very dangerous practice. At the end of the day, it's their money that they are burning through, and thus not our problem....