Scott Forstall left Apple in 2013 after the botched rollout of Apple’s maps service – but is now advising the popular app.
Japan hopes to export the technology to the US and has offered to cover the costs of a line between New York and Washington DC.
The spacecraft – which unexpectedly discovered water on the planet closest to the sun – will slam into the planet at 8,750mph.
The problem – which saw Siri respond negatively to questions about homosexuality – was reportedly caused by a bug.
The unmanned New Horizons craft sends back a blurry photograph of the dwarf planet ahead of a flyby in July.