s3cmd:tldr:0f249

This command is used to create a new S3 bucket using the s3cmd command-line tool.

• s3cmd is a command-line tool that provides interface functionalities for managing Amazon S3 buckets and objects.
• mb is the command used to create a new S3 bucket.
• s3:// is the URI prefix used to denote an S3 resource.
• ${bucket} is a variable that represents the desired name for the new S3 bucket. The actual value of the variable would need to be provided.

So, when this command is executed, it will create a new S3 bucket with the specified name. For example, if the value of ${bucket} is "my-bucket", the command will create an S3 bucket named "my-bucket".