waves don't die. 🌊 🇲🇩🇷🇴🇺🇦🇮🇹🇧🇬🇬🇷🇩🇪🇵🇱🇦🇹🇺🇸🇿🇦🇨🇱🇦🇷🇨🇿🇭🇷🇭🇺🇨🇭🇱🇮🇸🇮🇧🇦🇷🇸🇲🇪🇸🇰🇱🇹🇱🇻🇪🇪🇧🇪🇵🇹🇨🇦🇮🇪
if the data has not been changed, no new rows will appear.