Facebook’s Black Hole

Facebook has become one of the top places for posting comments, reviews, and information. But that’s good only if you can get to it. Go ahead and try to find something that you wrote six months ago. There is no search tool in Facebook. None of the major search...

Solar Charger for USB Smartphones

Because we live in California, we were talking about earthquakes and the question came up on how to recharge a smart phone. These phones use USB cables. Rechargers usually don’t have those. Several years ago, I bought a SolarVerter F6220 solar cell panel. It can...