Indian Prime Minister Narendra Modi’s appeal to global manufacturers in his Independence Day speech on 15 August 2014—come, manufacture here, sell us and others (anywhere)—has generated varying degrees of attention in India and elsewhere. Whether such an avowal is a byproduct of a crafted political vision or a mere popular adventurism is debatable.

The latest Sukhoi T-50 prototype, PAK-FA, a twin-engine fifth-generation stealth jet fighter, aborted a takeoff at the recently held MAKS Air Show outside Moscow on 21 August 2011 after four days of successful demo flights. While two prototypes of PAK-FA have cumulatively made 48 flights since 29 January 2010, it will be important to know the reasons for this mishap.