When the market goes down, everyone will lose money and that is not a problem because you can still hold it back when the market goes down.
and only fools who sell it when prices go down, go down or go up in a market situation have become commonplace.
when the market goes down it is an opportunity to buy it then hold to wait for prices to rise again.
Not all loses the money if you are a margin trader. Not all is a normal trader or an altcoin trader here. Some here knows how to swing trades or even margin trades. Bull or bear market, you can take is us an opportunity and will still become profitable. Just collect what you need to learn and you'll doing well in trading.
Many people who have a very good experience will not lose much money because they will go for margin trading, will keep selling order at the lower price in order to restrict themselves instead of losing higher amounts. So most of the experience will do margin trading in order to gain profit with a sudden increase in the market.