When investing on bitcoin you must be knowledgeable in terms of spending your money to it.  Risk is very normal as we encounter that even without bitcoin.  Make sure that you spend our money wisely here in bitcoin its just like a gambling o shall we say investing on a business.  Investing on it is risky since we dont have control to what the growth will happen in bitcoin industry, but if you want to earn bi someday well I say Invest invest invest weither loss or not it very normal. TAKE A RISK!!