Erik and Bob take your computer questions.  Erik and Bob discuss the problem of commercial vehicles being led on to the Merritt Parkway by GPS navigation systems in light of recent Congressional remarks by Senator Richard Blumenthal.  Google's parent company, Alphabet is named in a list of elite $4 trillion dollar companies.  Apple reveals statistics on worldwide national security requests for customer data.  A listener has a problem with video chat after he inadvertently turns off his microphone.  He also admonishers users about the discontinuance of old snet.net and sbcglobal.net e-mail addresses.  Erik explains the blazing-fast wold of fiber-optic Internet connections with GoNetspeed Internet (only available in select areas.)  A caller with a 2015 MacBook Pro wonders if he should replace a broken screen on his computer.  Also we give information on extending a display to two monitors.  The National Security Administration urges all Windows 10 users (and also business users using Windows Server 2016 and 2019) to run Windows Update immediately to update their versions of Windows to correct an extremely serious security flaw.  A listener asks for tips on the best way to keep her financial-only laptop safe from hacking. Besides keeping such a laptop up-to-date with the latest patches and *only* using the computer for financial transactions and not general web surfing, we recommend using Webroot Antivirus for virus protection.  Also, we help with what to do when someone potentially hacks your e-mail account.