Less than 20% the world has a connection, Africa represents less than 1% of connected people which will be decreased. The question of access is a problem,
Different age, sex, language, work, skills, etc are much more of a problem than whether they have a computer or not.
Seriously interesting posts by Alexandra Deschamps-Sonsino make for interesting reading at present.
I particularly liked the one featuring the quote from Jean-Luc Raymond above...
More info about Jean-Luc can be found on the LIFT06 site.