By Anna Moloney With music’s powerful link to memory, advertisers would be crazy to let the jingle die – and that’s why they haven’t, they’ve just repacked it, writes Anna Moloney In 2003, the Economist pronounced the jingle dead. Corny, dated and no longer considered effective, p-p-p-p-pick up a penguin, just one cornetto, and the crumbliest, flakiest milk chocolate were packed up in their coffins and rolled away to the underworld. The consumer had simply become too sophisticated. “It’s depressing, isn’t it?,” Tony Satchell, then boss of Candle Music, a British commercial music company that p…