> But there's little "next gen" for airliners after the 747 There nearly was, with spaceplane projects such as HOTOL and NASP entirely within the technical po

> But there's little "next gen" for airliners after the 747 There nearly was, with spaceplane projects such as HOTOL and NASP entirely within the technical potential of the 1990s. But the industry pushed for slow, efficient mass traffic instead. So instead of Mach 25 through low orbit we have Mach 0.76 at 41,000ft. But oh such cheap stag weekends to Prague.