Cloudfront - getting started

https://archive.org/download/1521S3essentials11458934577/1545_getting-started_1427753376.mp3

Performance Considerations

https://archive.org/download/1521S3essentials11458934577/1546_performance-considerations_1427753710.mp3

ELB

https://archive.org/download/1521S3essentials11458934577/1551_elb_1428618235.mp3

Cloudfront

https://archive.org/download/1521S3essentials11458934577/1544_cloudfront-essentials_1427749172.mp3

RDS

https://archive.org/download/1521S3essentials11458934577/1540rdsEssentials.mp3

EMR

https://archive.org/download/1521S3essentials11458934577/1558_emr-essentials1_1472263592.mp3

SWF

https://archive.org/download/1521S3essentials11458934577/1557_swf_1428337789.mp3

SQS

https://archive.org/download/1521S3essentials11458934577/1555_essentials_1427760904.mp3

SNS

https://archive.org/download/1521S3essentials11458934577/1553_essentials_1427754333.mp3

EC2 - Autoscaling

https://archive.org/download/1521S3essentials11458934577/1552_autoscaling_1428618596.mp3

EC2 - Generic

https://archive.org/download/1521S3essentials11458934577/1549_ec2_1428616995.mp3

EC2 - Placement Groups

https://archive.org/download/1521S3essentials11458934577/1539placementgroups1.mp3