As Canonical CEO Mark Shuttleworth revealed the latest news about Ubuntu’s mobile plans on Wednesday, he also dropped an interesting aside remark about Apple(s aapl).

“Apple just snapped up the entire 3-year supply of the same sapphire display we wanted for the Edge,” Shuttleworth said at This is a reference to the Ubuntu Edge, a flagship handset for the mobile device that broke crowdfunding records but ultimately failed to meet its target, so it never got made. We’ve heard similar reports earlier this month that estimated that Apple had bought enough supply for 200 million sapphire iPhone screens.

What’s interesting is that the Edge was to have a 4.5-inch display. The current iPhone 5s has a 4-inch display that is more elongated than the more traditional proportions of what would have been the Edge’s screen.

To confuse matters further, rumors are currently floating around of Apple buying sapphire…