That’s the finding of a Boston College study that analyzed the intensity of tweets from the startups’ Twitter accounts to infer signs of life. The researchers determined that only 44.2 percent of startups survive after 120 days from the end of their ICOs. The researchers, Hugo Benedetti and Leonard Kostovetsky, examined 2,390 ICOs that were completed before May.
Source: Half of ICOs Die Within Four Months After Token Sales Finalized