They floated softball-sized glass containers to the opposing shores packed with bundles of goods intended to lure defectors with glimpses of prosperity. Taiwan sent pinups and miniature newspapers describing the outside world, clean underwear, pop music cassettes, instructions on how to build a simple radio, and promises of gold coins and glory for anyone willing to defect. The mainland replied with liquor, tea, sweet melons, and pamphlets with photos of smiling Taiwanese diplomats and scientists who had defected to the mainland—or, as the Party put it, “traded darkness for light.”

