> Please, no! We don't want to enter the realm of the computer assuming it 
> knows what you want to do (which is becoming too common nowadays, 
> unfortunately, making the interaction more and more annoying). For some users 
> this error simply means that they mistyped the package name, so fetching CRAN 
> repos on that behalf ranges somewhere between overkill and stupidity. If the 
> user can't type install.packages() then I am certainly not confident that the 
> user can use R for any reasonable data analysis.

In that case, maybe a better message should be:

> library(xyz)
Error in library(xyz) : there is no package called 'xyz'.
Are you sure you are smart enough to use R?

;)

Hadley

-- 
Assistant Professor / Dobelman Family Junior Chair
Department of Statistics / Rice University
http://had.co.nz/

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