investment depends on the confidence of each investor. if you believe in coins then you will also take that choice and vice versa. for me personally investing is a high risk and also a challenge in the market. I am not hypocritical to use small funds in some random coins, because this is based on my belief.
yes, but believing in something must be based on clear reason. And it needs deep research
Make sure before investing in something, we have to understand what we invest in
To me, at least I read carefully the project whitepaper. That's minimal thing that should we do
Maybe it is not 100% will guarantee our investment, but at least we reduce the risk by knowing the field