1) The author built a Minecraft server using Amazon EC2 Spot Instances to allow his son to play together even when not in the same location. 2) He used an Auto Scaling Group with a minimum and maximum of 1 instance to manually start and stop the server when needed. 3) This approach allowed the author to pay as little as 10-30 JPY per week for the Minecraft server while providing a simple UI for hi
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