Most crypto investing have nothing to do with stock investing. When you invest in a stock you own a small part of a physical company. Investing in crypto is more based on trust and potential as it normally isn’t backed by anything else than the value we give it. (hot air) This also means that the risk when investing in crypto is way bigger.
Does it change anything for shareholder? There is nothing you can do with your shares, just piece of paper.
For many people, mentally it does.
If you own a share in a company you have a voting right. For many crypto projects I have invested in this is not the case.