Was he that scared of JT?

Dealer: Hand #118988604
Dealer: edmo posts the small blind of $0.05
Dealer: Jack Acid posts the big blind of $0.10
Dealer: Cardwraith calls $0.10
Dealer: JPizzle420 calls $0.10
Dealer: ferretboy folds
Dealer: jeppy folds
Dealer: Bowman folds
Dealer: SeedyL calls $0.10
Dealer: edmo folds
Dealer: Jack Acid checks
Dealer: The flop is [4d 8s 6c]
Dealer: Jack Acid bets $0.10
Dealer: Cardwraith raises to $0.20
Dealer: JPizzle420 folds
Dealer: SeedyL folds
Dealer: Jack Acid calls $0.10
Dealer: The turn is [Qd]
Dealer: Jack Acid bets $0.10
Dealer: Cardwraith raises to $0.20
Dealer: Jack Acid calls $0.10
Dealer: The river is [9h]
Dealer: Jack Acid checks
Dealer: Cardwraith checks
Dealer: Cardwraith shows [7d 5h] a straight, Nine high
Dealer: Jack Acid mucks
Dealer: Cardwraith wins the pot ($1.20) with a straight, Nine high