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- At first he enjoyed the rushed impromptu visits, the secrecy, the sound of Velcro ripped open in haste, the slow tumbling onto the floor; though he figured out pretty soon that he was an extra for these lovers — not to be taken seriously, but instead to be treasured like some child's free gift dug out of a box of cereal, colourful and delightful but useless: the joker among the twos and threes they'd been dealt in their real lives.p. 251.3
There are no more uses of "impromptu" in Oryx and Crake.
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