TechByter Worldwide 2020-02-07: Blue Light Not So Special. Short Circuits. Spare Parts.

Blue light is beneficial, but it can also cause problems. Computer screens, televisions, tablets, and smart phones emit a lot of blue light and the result may be insomnia and other health issues. In Short Circuits: Microsoft's new Chromium-based Edge browser continues to evolve, and it offers some advantages compared to Chrome and Firefox, maybe even enough to attract users. • It's beginning to look like entropy will win on the internet and the term "splinternet" has gained a following. In Spare Parts (only on the website): The National PTA tries to identify ways to help families make the best use of online resources. • Older adults are increasingly adopting smart phones and computers, but are less receptive to wearable devices and tablets. • Twenty years ago: Digital cameras were about to reach the magic ONE megapixel level for the unheard-of low price of just $1000.