Investor who invested their money, it's because developer product plan. But many developer only take the money but their product very bad. And the price go down because developer not good in management
that's because the product is not in demand by the community and the market. obviously it will have an impact on the price of their coins on the market. the development of the platform must be clear and have a good marketing plan, because it will cause a good pump if they can find interest from the market.