There is not much that individual investors can do in the face of a shift to dependence on venture capital and pre-sales. Therefore, an individual investor needs to invest in a portfolio approach to maximize the chances of their return.
No doubt! You have to diversify your portfolio otherwise you have high risk of losing all of your invested funds. But to make such a portfolio you need a lot of experience and the whole understanding of crypto market what coins to buy and hold and what are just sh*tcoins you don't have to pay attention to. Personally I have more than 100 hundred coins and tokens in my portfolio for a long term hold.