My war with technology continues. My 7 inch Dell tablet was tough but it finally wore out. Dell no longer makes stand-alone tablets so I had to purchase another brand. I had tried Amazon Fire with its semi-Android operating system and hated it. It didn't play and work well with Android. Also Amazon switched the default search engine to Bing. Compared to Google Bing sucks. I had a Samsung tablet some time ago and it was OK. So I purchased one which fit my budget (under $100) knowing that its internal memory was really limited. But the Samsung included a micro SD card slot, a feature I like because I could move files and apps over to external storage, freeing up the needed internal space as I had done with other tablets. But my new tablet wouldn't allow any such transfers. I returned to Best Buy and a Geek Squad tech spent over half-an-hour trying to make it work. He told me the version of Android -- 4.4 -- on my tablet had been...