The Fiat Idea '5terre' makes its debut at the 74th Geneva Motor Show The Fiat Idea had its world preview here in Geneva one year ago. Today, the same stage hosts the debut of the Fiat Idea '5terre', a show car whose most distinctive feature is its 'transversality'. The model combines the dynamic, functional look of an SUV (Sport Utility Vehicle) with the modularity and internal flexibility of an MPV (Multipurpose Vehicle). The Fiat Idea '5terre'…