Earlier this year, a poll was conducted on Ouch!, a BBC-sponsored Web-zine (www.bbc.co.uk/ouch/) devoted to disability issues. Users were invited to vote for "The Greatest Disabled TV Character," and for fans of "South Park," the results offered a pleasant surprise: By a considerable margin, the winner was ... Timmy! It's impressive that the BBC has the foresight to offer such a Web site and fascinating to discover a variety of disabled characters on British TV. But what's equally interesting from the Ouch! poll is that the all-American Timmy was even more popular among disabled voters than nondisabled, with telling differences...