21.   Until that vision is realized, one obstacle blocking the use of more technology is cost.

22.   With the acquisition now set, analysts still wonder whether Tyson will be able to realize its vision.

23.   But in trying to realize his vision of a worldwide SAS with diversified operations, Carlzon entered into costly and failed investments, incurring heavy losses.

24.   That vision is almost realized in Japan, where NTT DoCoMo rules the airwaves.