Our contributors come from all walks of life, all over the world. They have access to PCs, mobile phones, and tablets (including microphones and cameras). The results is a crowd that:

Is suited for many different tasks

Includes otherwise hard-to-reach geographies and languages

Produces diverse, well-represented datasets
They do not do data collection for a living. Instead, a contributor can only opt to take a task when prompted and is rewarded immediately in-app.