if I think ico fails because the team does not have a good dev team, the failed ICO is the performance of those who do not have a marketing strategy that leads to not reaching the target fund for a project they established, so they do not reach softcap is a big problem of some ICO , do not reach softcap can not start their project, and they have no fee for promotion, let us see the successful ico and succeed, they have a good team, promotional advertisement installed in many places.