for simplicity and reducing time to market, outsource it to S3 or an S3 API-compatible storage provider. you can always buy disk boxes down the road and slap an

for simplicity and reducing time to market, outsource it to S3 or an S3 API-compatible storage provider. you can always buy disk boxes down the road and slap an S3-like API in front of them. in addition, you could use WebRTC to build a BitTorrent-like P2P distribution system that's native to the web, where your servers act as "seeds." this is to reduce your bandwidth costs for >1 clients downloading/streaming the same file.