Gaeta doesn't seem to notice the change in Hoshi's voice.

He doesn't know what Boomer did. He doesn't understand the threat sitting right the frak under their noses in the CIC, on the flight deck, with the pilots. Every facet of their lives has been permeated by the Cylons, and nobody. Frakking. Gets it.

This has to change, says a small, clear voice in one corner of his brain, and abruptly, Gaeta stops walking.