At least, it should have a big community around and their channels should be active.
Key point is that it should have legitimate users. Which in most cases is a tough thing to determine with accuracy. Majority of the social media channels will be filled with bounty hunter accounts and bot accounts so as to show the numbers but it is inorganic.
Though in reality if someone is willing to invest, they should check out every person - which is quite impossible.
Rather a sensible thing would be to question the advisors directly on linkedin about their involvement in the projects. Many times projects just put up their names without consent and on questioning comes very confused and bamboozled responses.
Either way 99% of the coins are going to be failures, so why bother look at them when you can buy bitcoin?
