Apple devices produce a ton of emdashes; "Smart Punctuation" is enabled by default on iOS and iPadOS, maybe Mac as well - and it's at least a decade old. I've

Apple devices produce a ton of emdashes; "Smart Punctuation" is enabled by default on iOS and iPadOS, maybe Mac as well - and it's at least a decade old. I've had to disable it on all my iDevices bc it breaks some Markdown parsers. How big a % of training data was produced on an Apple device? Ehhhhh probably small.