how a computer works_old computers_about 5:00
how computers work, part 1_12:35
http://www.youtube.com/watch?v=AtqjxyV9t1I
part 2_15:17
http://www.youtube.com/watch?v=9a7XQmEBK5Q
part 3_7:38
http://www.youtube.com/watch?v=E5SED8le34o
the 2013 imac review 7:46
http://www.youtube.com/watch?v=Y18ABFzNq6g
crash course on how to use an imac
http://imagingtechnologies.blogspot.com/2014/02/how-imac-works.html
5:00
what I use an imac for (artist, photographer, musician)
http://www.youtube.com/watch?v=BuQPquNNj24
2:30
Learn the Mac in Under an Hour_53:27
http://www.youtube.com/watch?v=twf70Tl7piY
from 2008_how computers work 26:00_old and tedious, but good
http://www.youtube.com/watch?v=CoxQLJkLq1c