Its really hard to detect if its scam or not., some scammers nowadays are making any possible ways to earn millions of money, they creates an ICO and of course, bounty is a part of marketing plan, ive been a victim a lot of times, and i think i need to be more cautious and educated when promoting a certain project, its really hard to detect certain ICO's out there but we need to do some research before promoting in it., its a luck if you can catch good ICO's nowadays most of them will disappear after its been listed on exchanges, some of them they will just pump and exit.
To everyone, please be more cautious nowadays.
If the project has a bounty campaign, then you can see who organizes it. Bounty managers carefully study the project before starting. For example, Amazix very often choose excellent projects. Of course, you cannot rely entirely on the bounty manager, this is just one of the criteria for your project evaluation