20 Aug 2003
CS 6210: Module 2
13/25
More on
accessibility and convenience
¡Expanding on this, Allen and Gerstberger (67) note:
lPerceived accessibility is the most important determinant of the overall extent to which an
information channel is used.
lThe more experience a user
has with a channel, the more accessible he or she will perceive it to be.
lAfter the user finds an accessible source of
information, he or she
will screen it on the basis of other factors (e.g., technical quality)
lHigh motivation to find specific information may prompt users to seek out less-accessible sources of information