It’s not currency. It’s not an investment. It’s a ponzi scheme. It’s “Value” is what someone will give for it in dollars, euros, yen or loaves of bread or bottles of milk.
As soon as it is riding high, the bubble will burst, and bitcoins will be seen as configurations of electrons stored on electronic media.
Wait till the IRS issues regulations on bitcoins. The regulations may not be to our liking, but they will prevail.
It is a scam.