I am aware of where the installed packages go! ICMY, it's nicely outlined here:
Where does R store packages?
However, I do wonder where R caches the ZIP files (assuming Windows) it downloads from CRAN, i.e. prior to installing them in the library.
Any help most appreciated!
From the documentation for
destdir (parameter, default=NULL) : directory where downloaded packages are stored. If it is NULL (the default) a subdirectory downloaded_packages of the session temporary directory will be used (and the files will be deleted at the end of the session).
The session's temp dir is given by