Pharos did not understand a vast majority of the letter- he could read it, certainly, but that doesn't mean he knows what words like 'stipend' meant... plus, there was the admitted thrill he was getting off being able to be seen during the day like this.

So, the young boy peers over Devin's desk, smiling when he's addressed. It works! "What's a network?" is his first question, though certainly not his last.