Bounty campaign has always been a good indicator. This means that the project is interested in maximum user engagement. The more people take part in the Bounty campaign, the greater will be the holders of tokens and potential users of the project.
im sure the campaign would be useful to the developer as you can see there are so many projects have succeed because of it.
Bounty campaign always play a very important role to promote the project successfully towards the investors and the users. So with the help of bounty camping, many investors have come to the project to support it.