Thanks to Larry Ohloendorf for sending me (& you) this link. Simply click on the link with some tips on technology, many of which were new to me. Ken
http://www.huffingtonpost.com/tedtalks/technology-ted-talk_b_4080842.html?icid=maing-grid7%7Cmaing8%7Cdl5%7Csec1_lnk3%26pLid%3D390144