Phones
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Background: There are many phone apps that provide neighborhood-focused local news updates in real time (e.g. “Nextdoor” and “Citizen”). This can make a person aware of every single burglary, car accident, “suspicious dog,” and other strange happening that may occur in their general vicinity. The issue: While this information can be useful, it often leads…
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Background: Most laptops include a built-in camera, typically located just above the top edge of the screen. This type of camera is generally marketed as a “video chat” or “conference call” camera. The issue: When a person is on a video call, they tend to look at the image on the screen instead of directly…
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When using a computer, phone, or tablet, it is occasionally the case that a user must type in numbers. Typing numbers on a computer with a 12-digit physical numeric keypad is fast and easy (Figure 1). Unfortunately, laptops frequently no longer have these hardware keypads, and smartphones and tablets never did. The issue: The “soft”…
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Background: Phone map apps often have a few optional settings for a route, such as: Avoid highways (for driving) Fewer bus transfers (for public transit) Avoid hills (for walking) The issue: Sometimes, you want drive on the most scenic route from point A to point B, without too much concern about efficiency. For example, you might…
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The issue: Using a cell phone outdoors can present two main problems, as shown in Figure 1. Specifically, you may be far from a tower (and thus, get poor reception) and the harsh light of the noon sun may make it very difficult to read the text on your phone, especially with the recently-popularized “dark…
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Background: People are often glued to their cell phones at all times, thanks primarily to the ease of finding an amusing distraction on the Internet. The issue: There have been various proposals to mitigate the scourge of “phone addiction,” for example, setting your phone screen to black-and-white / grayscale in order to reduce its appeal…
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Get exercise and improve your self-control with this new eco-friendly hand-crank-powered cell phone!

The issue: It is frequently asserted that people are addicted to cell phones. If only there were a technical solution to this problem! Proposal: Here’s a simple solution to discourage casual cell phone use: a cell phone with two features: A strict limit on the amount of time you can use each program. (This feature…



