The AWS re:Invent 2016 conference saw over 32,000 attendees and featured over 400 breakout sessions across specialized tracks. There were also over 4 hours of keynotes announcing 15 or more completely new AWS services as well as enhancements to many existing services. Some of the major new services included Amazon Polly for text-to-speech, Amazon Lex for building conversational interfaces, Amazon Rekognition for image analysis, and Amazon Athena for interactive SQL queries on S3 data. A wide range of other services were also announced or improved.