1 I wish AWS would be a little more technical in their product descriptions and announcements.
2 I understand AWS has more options and is therefore harder to summarise though.
3 Clients are also assumed to be smarter so e.g.
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@lswdev: Amazon Elastic File System (AWS EFS) 발표 - EC2를 위한 새로운 스토리지 서비스. 자동 용량 증감, SSD기반 http://t.co/VH1LTQrohR