Here is , perhaps, a “sunrise proposition” as to why some entrepreneurs are great at creating new ventures but poor at sustaining them in an ongoing operation. Steven Jobs was superb in building Apple Computer. His vision of a Pc in very home and not just in the darkened rooms of “hackers, “created the product and the venture. But it could only grow under the organized tutelage of john Sculley, an executive manager, who came on board to organize the company.