You can earn your income here in bctalk or in trading there is many way to do earn money in bitcoin. Earn your income then if enough for you then convert it into cash. Or you can earn them to your wallet and wait the bitcoin rise for you to get extra income. Thats the easy way to earn money in bitcoin.
I agree with you . with trading we can benefit. and also discussed at this forum by registering for the signature campaign.
it is an easy step to earn some money.