This is a simple demonstration of Lambda, a compute service from AWS that runs your code in response to events.
Lambda monitors a DynamoDB table, which is populated with votes generated by texting RED, BLUE, or GREEN to a phone number provided by our friends at Twilio. When the table is updated, Lambda invokes code to query the table and aggregate the votes, which are used to create the graph above. Read more at https://medium.com/aws-activate-startup-blog.