OK---followed the script above in Gedit.
`Zygrib
Type=Application
Version=8.0.1
Name=Zygrib
Comment=no stinkin tooltip
Path=/home/brent/Downloads/zyGrib-8.0.1
Exec=/root/zyGrib/bin
Icon=/home/brent/Downloads/zyGrib-8.0.1/data/img/zyGrib.icns
Terminal=false
Categories=weatherapp`
Saved where it told me to save.
Reboot.
No desktop icon.
No app menu prescence.
What did I do wrong? Take app out of root?
Giving up for a while.
Non-urgent. At your convenience, thank you.