#bash hack: cleaning all the #GnuPG #gpg keys in the keyring. For me, that brought down the size from 9.8 MiB to 1.8 MiB - enough to import into #Mailvelope

```bash
for key in $(gpg -k | sed -rn 's/pub +[a-z0-9]+\/(0x[0-9A-Fa-f]+).*/\1/p'); do gpg --quiet --no-tty --edit-key "$key" clean save […]