It is better to hold because in trading most investors actually lose money. In a 6 month period of training 80% of day traders lost money. So if you understand simple mathematics, it is obviously better to hold and most people are not going to be top traders. In the world of cryptocurrency a lot of people don't even know what it is that they are doing when trading.
Yes I agree. When holding your crypto, you don't have to worry about missing out on any opportunities. You don't have to worry about being the guy who sells his ether after making a 70% return when you could have possibly held onto it and made even more money. Many people whoa re coming into the scene are not professional traders either and are going to lose a lot of their money due to their inexperience.