Why people are still holding their altcoincoin in this volatile market?
They will not hold altcoin if the market is not volatile, volatile market is a chance to make a profit. For example, you buy eth $ 450 due to eth volatile price then eth can rise in price within a few days to the price of $ 500 or $ 600, that's profit?
Do they really love their altcoin?
Before buying altcoin investors will do research on the coin, if appropriate and potentially they will buy it. Love for profit.
Are they waiting for the price goes up?
If they didn't wait for the price goes up, then the investment will be useless. The investment wants to gain profit, not seek experience.
What is your reason for holding?
Investors will know the loss and profit, if the altcoin price exceeds when he buys then they will sell it, otherwise the hold is the solution.