cho hyun-ah was charged after demanding that a crew member be removed from a flight for failing to serve the nuts on a plate. i spoke a short while ago to our correspondent, steve evans who's this seoul for us. >> reporter: cho hyun-ah, contrite, but not contrite enough. the judge said he didn't think she was really sorry, so a heavy one-year sentence was needed. inside this plane, she had a mega tantrum, because the nuts in first class were served in a bag, not a bowl. her father is the airline's head, so she felt entitled to order the captain to turn back to the gate to have the offendingoffend offending purser put off. it started a debate about career family-owned firms called chevals. samsung is the biggest. you think electronics, but it's everything from this amusement park to ships to hospitals, to housing, to funeral homes. on land and sea, from cradle to grave. samsung's head was convicted of tax evasion. >> they're often said to run the company or the group in an emperor-like way. that means they make decisions on their own, without any check or balance or monitoring by the board of the company. >> reporter: for critics, that car park epitomizes the pr