This depends on your eyes.  Some of our old eyes can read large print on 
a 10" tablet without reading glasses.  Some young eyes can read the 
print on a small phone without glasses...
As far as scrolling through, I still prefer my physical book, but I've 
used a large iPad, and it worked fine.
~erik hoffman
On 10/8/2013 8:28 AM, Aahz Maruch wrote:
  Those of you using a tablet for calling, what size do
you have?  Do you
 wish you had a larger/smaller tablet?  (I'm currently leaning toward 7-8"
 but am happy to get swayed by majority opinion -- particularly with
 reasons. ;-)