All rating programs and agencies know about it. The highest ratings have the criminal news, children are able to play shooting games for days, and disaster firms collect the largest budgets. This rule is widely used in the video of ICO. To rise the attention to the video, it is necessary to focus on the problem, and then to suggest the solution. Exchanges are hacked, money are stolen, accounts are blocked, the cryptocurrency is dropping, the hackers become unpunished. There are a lot of problems and they cause the constant interest of users.