An online store generates a CSV of 50,000 products. The .NET script ZIPs the CSV (reducing size from 100MB to 10MB) and sends it to a partner’s FTP server.
Active FTP vs. Passive FTP, a Definitive Explanation - ESA Cosmos zip net ftp server
sftp user@server > get somefile.zip # already zipped remotely An online store generates a CSV of 50,000 products