I think the main reason most /useful/ projects fails have to do with the initial user experience: 1- Is it easy to get started and installed? And that if the

I think the main reason most /useful/ projects fails have to do with the initial user experience: 1- Is it easy to get started and installed? And that if the project pass the basic test that applies to any project, company or software: 2 - Is it useful and solves a problem? If it is useful and people can actually get started on it, the project has good chances of doing well.