A Hologram Goblin Explains signal
Examination of the goblin tunnel walls near signal-affected sites reveals consistent scratch patterns: three short, one long, one diagonal. The goblin equivalent of a signature.
In the goblin taxonomy of reality, signal occupies a category all its own: 'That Which Is Not A Trick But Also Not Not A Trick.' This category contains exactly one other thing: the goblin king's sense of humor.
On Encountering fractal
Visiting goblin dignitaries are, by protocol, never asked directly about fractal. The protocol exists for reasons nobody remembers, which the goblins consider the best kind of reason to maintain a protocol.
Variant Goblin Readings of cipher
After much deliberation (and several stolen snacks), the Goblin Council has issued a formal statement on cipher: 'It is what it is, except when it isn't, which is most of the time.' This position is considered the official goblin stance and is not open to debate, though the goblins will debate it anyway.
The Goblin Verdict on signal
The goblin closing hymn for matters such as signal contains exactly four syllables. They have been sung. The audience has stood. The hymn is concluded. signal remains.