Harvard has released for public use an online tool which tells you which counties in your state are current Covid-19 hotspots.

Turn your cell phone into a wifi router with WM WIfi Router! No more trying to figure out how to tether your laptop with your mobile phone; now your phone can be a wireless access point for any wifi-enabled device, be it laptop, another phone, or even a desktop computer! With WM Wifi Router you can turn your cell phone into a wifi hotspot effortlessly, and it works on dozens of different mobile phones!

General Motors (GM) has announced that many 2015 Chevrolet automobiles will have native, on-board 4G LTE wifi next year. The list of cars that will have onboard wireless hotspots includes the Chevrolet Corvette, Chevy Impala, Malibu, Volt, Equinox, Silverado, Silverado HD, Spark and Spark EV, and in Canada the Chevrolet Trax.

The iPhone 4 was unleashed on the Verizon network earlier this month, and despite some nice extras unavailable on the AT and T iPhone 4, including the ability to use your Verizon iPhone to create and share a wireless mobile hotspot, the sales of the Verizon iPhone have been, by most accounts, underwhelming at best.

The Verizon Mifi 2200 (also known as the “Mifi wireless internet hub”) is a personal access point, or PWAP, and is a wonderful thing – a wifi hotspot in your pocket, wherever you are. And you can let up to 5 people connect to it wirelessly – unless you are charging it via your computer’s USB connection, in which case you can only use it as a USB modem for 1. Until now – here are directions for how to use USB to charge and connect with your Mifi, and still have up to 5 computers (including yours) connect to it wirelessly.

One of the perks of getting the iPad 3G is that, in addition to the 3G, says AT and T and Apple, “you’ll have access to over 20,000 Wi-Fi hotspots, including Starbucks, Barnes and Noble, and more.” In other words, you can connect your 3G iPad, via wifi, to more than 20,000 AT and T wifi hotspots (usually named “attwifi”), at no additional charge. But how do you connect at these 20,000+ AT&T hotspots at no additional charge? How do you connect to a Starbucks AT&T wifi hotspot, for example, with your iPad 3G?