By Adam Hardy Source: MSN Many retirement-age Americans are planning to continue working — forever. Some 51% of employed Americans 65 or older say they expect to work “indefinitely,” according to a report from Asset Preservation, a financial advisory firm. Meanwhile, about 6 in 10 respondents say they plan to work “at least five more years” before retiring, putting the earliest age they would consider retiring at 70. “Financial insecurity and related concerns are a driving reason for this [...]