as of now, ico are still in the battle comparing with IEO is much better to take for granted. but there's some projects are still believing in the way of ICO to get more attracted by investors. they want authenticity.
That is what many people think about. Always make comparisons between ICO and IEO. Actually IEO is good and ICO is also good. For now it might not hurt to invest in ICO. Because some ICOs are still promising to invest. It is you who determines the direction of your investment.