I&amp;#8217;m all for social networking. But I&amp;#8217;ve always been opposed to apps that track my location, so more than once I&amp;#8217;ve had Facebook friends ask me to change my privacy settings so they could &amp;#8220;check me in&amp;#8221; to various locations. It just seems smart not to tell all of cyberspace where I&amp;#8217;m at or what [...]