Where the competition crowd sees opportunity and potential savings, the traditionalists see potential problems. One is that Medicare recipients might have a difficult time sorting through a smorgasbord of plans with different prices and services. You're talking about a lot of 85-year-olds among whom the incidence of mental impairment may be as high as one-third and disabled people with a variety of difficulties, ... That's a minority of Medicare recipients, but still a sizable group that needs help choosing insurance.