Correct date invocation
@ -826,7 +826,7 @@ $ sudo mkdir /mnt/public
$ sudo mount /dev/sdb2 /mnt/public/
$ gpg --armor --export $KEYID | sudo tee /mnt/public/$KEYID-$(date %+F).txt
$ gpg --armor --export $KEYID | sudo tee /mnt/public/$KEYID-$(date +%F).txt
```
Windows: