Members of the blocking community are constantly at risk, providing their data and funds to various projects. Only in 2017 there were recorded several serious hacking, which resulted in losses of billions of dollars.
because investors will lose confidence in companies and do not invest their funds.
situation is clear with investors, but there is also such a problem in the market as hard forks. I've heard that Bitcoin's network of crypto-currencies has gone through a lot of hard forks, starting in 2008.
Republia say that users can directly participate in the process of modernization of technological solutions.