Clean-sheet business jets tend to be few and far between because of the costs of design, technology and certification. Most new models are iterations of previous generations, built around proven platforms, sometimes with new engines or avionics. More likely, the changes involve interior design, which can be more cosmetic than meaningful. Real game-changers are rare. Embraer’s Praetor 600E super-midsized jet is unusual in that regard, built on the Praetor 600 platform introduced in 2018. But the new version’s interior promises to establish a more ambitious benchmark when it’s delivered to its first customers in 2029. The company today revealed the 600E and its smaller midsized sibling, the 500E, announcing the two would be available for orders going forward. Last week, Robb Report became the first media outlet to take a flight aboard the 600E at Embraer Executive Jets’s headquarters in Melbourne, Florida, following a presentation by officials regarding the aircraft’s key features...