Indeed, most projects only want to get funds quickly and after that there is no development about their products. And this makes investors hesitant to invest their money because besides being afraid of not getting ROI and projects they are participating don't list on any exchangers
New or old projects have no real use case and investors already know about this which making them to stop investing in new projects and later on no matter how good the project is, they have difficulty reaching their softcap because only few investors now that are willing to take the risk.