The projects like Dispatch labs don't really need any bounty campaign, as it has already decent team and hype will be built by itself. They might allocate some tokens just to expand community, imho
You can have the best product in the world, but if you do not do advertising, how can people know about your product ? What do you think how big brands really got big ? Advertising is everything ...
Precisely, advertisements will also need to startup the project. This make the public image of the project and so wih the popularity ratings. Aside from advertisements there are also another form of advertisement like the idea of bounty programs and referral bonuses. If anyone of this will pursue this will a great help to attain public relations and increase number of investors.