Meanwhile, back on the 199 …

A German cockroach scurries across the back of a seat.

A man comes aboard at Warringah Mall with black hair tattooed on the top of his head: hard-edged, hardcore, high gloss.

Two Year Seven boys, seizing a seat together, immediately set about being noisy.

A middle-aged man glares reproachfully at a woman taking half his space.

A high school boy says “This is outrageous,” in a tone just mildly conversational.

A man fails to link his phone to the Opal reader in the doorway. He lowers his bag to the floor and takes off his sunglasses, frowning at the screen. A youth squeezes past with a grin but scores a fail on his Opal card; he shrugs and continues down the bus.