anchor.diff:  :: Sufficient local drive space for 7 days of backups.
   :: Access to an off-box network drive for a second copy of the backup files.
   :: Space on the network drive for 7 days of backups.
  +:: An Amazon AWS S3 account.
  +:: The AWS CLI installed on the server:  https://aws.amazon.com/cli/
   :: The ability to schedule and run scripts on the Tableau Server at elevated authority.
   ::
   :: Usage
  
positive.code: echo ******Backup FINISHING %date%:%time%****** >> %log%
  echo. >> %log%
  
  echo ******Copying backup %date%:%time%****** >> %log%
  echo copy /Y %backup_name% %to_dir% >> %log%
  copy /y %backup_name% %to_dir%
  echo ******Backup copied %date%:%time%****** >> %log%
  echo. >> %log%
  
  
negative.code: echo backup_name = %backup_name% >> %log%
  echo from_dir = %from_dir% >> %log%
  echo to_dir = %to_dir% >> %log%
  
  echo aws_bin = %aws_bin% >> %log%
  echo s3_dir = %s3_dir% >> %log%
  echo. >> %log%
  
  ::change drives
  