This is not a financial advise but only invest what you can afford to loose...sooner or later the price will fall...it isnt sustainable..at present the market cap is 500Billion Dollars...the world economy is 200Trillion...so I think there is still chance of coins going up in their value by 10times...but anything more than that is quite unsustainable...
RE: There's a Bitcoin GOLD RUSH Going on - How to PROFIT Big from BITCOIN