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A business needs a very good reason ($$$) for the distraction and time cost of adding a new payment method. But consumers are quick to join a P2P app like Venmo or Cash App for a $10 referral code from their friends or because they like the community and culture associated with an app.
The Race for New Payment Rails
Reggie Young
Samsung’s approach is based on a measure called pulse transit time, which is the time between the contraction of the heart and when the pulse arrives at a particular body part, like the wrist. It’s correlated with blood pressure.
Why Smartwatch-Measured Blood Pressure Still Isn’t ‘Ready for Primetime’
theverge.com
PostScript is a page description language that was created at Adobe Systems (which went to market in 1984), and is the forerunner of the PDF file format.
Why Is the PDF Format So Well Supported on Apple Platforms? | Inside PSPDFKit
pspdfkit.com
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