Yea, as long as you find the project interesting, believe the team can do an effective job, and then you should always consider investing. Everyone have their decisions to make though, but looking at cryptotask and the level at which freelance world is booming these days most especially with the welcoming of cryptocurrency, this should make a lot of sense.
Yes, due to the increasing market of cryptocurrency the freelancing job will also increase and the traffic on this platform will increase in a similar manner. Many freelancers are waiting for the launch of this project as it will generate an opportunity for them to get many jobs on a single platform.