I'm holding half of my coins for the long-term, and the other half I use to speculate. On speculation I sure did make money, but to be honest its not as much as what I would have made by just buying and holding...
Trends in cryptoland can last for a long time and move the price very far, so if you exit early, you might struggle to get back in. The train will wait for no one.
That is true that cryptocurrency is a long-term and can use for transaction. In that case if you are a bitcoiner you need to notify yourself and indulge in trading and join into bounty campaign for you to gain and save. Because bitcoin is the new trend in the business system now adays.