A person who performs the HIT
A company, organization, or person that creates and submit HITs
Crowdsourcing marketplace for everyone to outsource their projects
Time taken for Worker to complete a HIT after accepting it
HIT, task a Requester submits to Amazon Mechanical Turk for Workers to perform
Unicode: 1F51B
Implement one or more activity types in AWS SWF
Collection of Spot Instances and optional On-Demand Instances
Unicode: 1F97F