Erik and Bob discuss Wal-Mart suing Tesla SolarCity over solar panels alleged to have caused roof fires at their stores. Amazon's Ring video doorbell unit wants police to keep certain surveillance details hidden from the public. Amazon has listed thousands of unsafe and banned items for sale, according to a Wall Street Journal investigation  A physician in private practice calls the show over security and network concerns after the office firewall was removed.  A listener with Webroot antivirus software wonders if she also needs to use Windows built-in antivirus software in addition to Webroot.  A Dell computer user has problem with a BIOS update.  A listener with a first generation iPad mini continues to troubleshoot wireless connection issues with her Internet Service Provider.  A user with an HP computer tries troubleshooting constant updates with Windows 10, plus WiFi connection issues.