AWS has evolved significantly over nearly two decades, now featuring capabilities like live migration of EC2 instances, read-after-write consistency in S3, improved Lambda performance, and more reliable DynamoDB. Key changes include the removal of EC2-classic, adjustments in networking costs, introduction of cost-saving features, and enhanced IAM for authentication. Many legacy assumptions about AWS services are now outdated, reflecting a more durable and user-friendly platform.
https://www.lastweekinaws.com/blog/aws-in-2025-the-stuff-you-think-you-know-thats-now-wrong/