Enough is enough.
I may be wrong, but I think that she doesn't do much channel surfing with
the remote of her television either. She has a few television programs
that she likes to watch and is satisfied with them. She rarely says to
herself "let's see what else might be available just now", or "maybe I
should watch ten minutes of a football game". So it's not necessarily a
question of feeling uncomfortable with the computer, but instead of feeling
comfortable with a certain routine that doesn't seem to require any drastic
changes.