... could understand not only classic programming but also Loglan and English ...
But in giving him instructions was safer to use Loglan.
He started including formal null-sounds as he progressed from Loglan to English.
... programs were typed in, usually, in Loglan. Loglan is fine for syllogism, circuitry, and mathematical calculations, but lacks flavor.
You can type questions into him -- in Loglan -- and you'll get Loglan answers out.