Here's what you do:
- Open the folder where you want to move your newest download in Finder.
- Trigger the shell script below.
The file will magically be moved! You'll even get a Notification Center notification.
The shell script
Triggering the shell script
I use an AppleScript saved as a .app and triggered with LaunchBar. Here's the AppleScript:
do shell script "bash /Users/YOUR_USERNAME/path/to/script.sh"