I do not agree with you on this matter. There are many bounty campaigns that are more profitable. All.me is one of them. All.me was launched some five months ago, and is doing very good in the market. Its price has increased by more than 1000 percent and it is holding onto that price for the past three months.
That is one project among the hundreds of projects that come in 2019. Most of IEC failed and that's a fact.
let's talk overall according to the topic that the OP gave in this thread.