[deciduously]

The article notes this was not possible in their specific context, as only the short form is implemented in busybox.

[nebulous1]

The commit that they have a screenshot of notes this, but it isn't in the article text. FWIW I can't read that screenshot with zoom level 100% on my desktop, but I can if I zoom further or open it in a new window (it isn't clickable though).