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VentureBeat

How high refresh and frame rates will change phone screens and cameras


Though 2020 will be remembered for many things, one of the year’s noteworthy smartphone device trends — broad availability of “120Hz” screens — could slip under the mainstream radar, mostly because average consumers have no idea what Hz (“Hertz”) means. Displays targeted at gamers and creative professionals adopted 120Hz technology several years ago, sometimes referring to “120Hz refresh rates,” and in 2020, even budget smartphones will include “120Hz display support.”

What that means is that smartphone users at $300-$400 price points are about to have access to the imperceptibly fast display technologies that were once restricted to high-end computers and tablets, right at the same time higher frame rate cameras are becoming increasingly popular on phones. Today, I’m going to simplify this complex topic, and explain why it actually matters when a screen moves from 30Hz to 60Hz or 120Hz refresh rates — as well as when it’s overkill. Read More

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Engadget

UK contact tracing app may warn you about areas with high infection rates


A Department for Health and Social Care spokesperson didn’t comment on the specific details. Instead, they reiterated the goal of supporting the NHS Test and Trace service.

The extras would come alongside a possible new “PPE in your pocket” marketing scheme, and would underscore the challenges the UK faces. Widescale adoption of the contact tracing app may be important to preventing infection spikes that lead to further lockdowns, but there’s no guarantee a wary public will download it. Singapore has considered smart bracelets after struggling to recruit users for its app — the UK might not fare much better if residents see few immediate benefits. Read More