Because when new bull run will arrive there will be new shitcoins and your shitcoins will end dead or delisted from exchanges which can lead to 100% loss.History is always repeating.
5,5 years old chart:
https://i.ibb.co/px4rmLg/2.jpgSurprisingly some coins from this chart are up from then but volume on exchanges is low,so holders of these coins are truly bagholders.
