it is a very idiot way to use all the money you have to invest in cryptos, crypto market is very fluctuative all the time, so even a good trader must be affraid of choosing to trade all their money or not, because in cases the price of a crypto can makes trader become million in a night or loosing all if the price to the bottom, so that is why many traders give us advice to split into the money many parts to invest in many cryptos.