LA Times: Deep in the Amazon, in a village accessible only by boat, river dwellers for generations have survived off fish, sparse crops and nuts from the forest. Now they have a new resource: debit cards. “If money increases, then life gets better,” said Deodato da Silva, 56, with a toothless grin as he peeled cassava under a mango tree. Families in Boa Frente receive $29 a month to spend in a town upriver. The village also has a new brick walkway, rainwater cisterns and a new …