For example, let's say that a user has an older version of
somepackage.sty somewhere on their system.
Placing a (possibly different version)
somepackage.sty in the working directory appears to shadow the system/installed version.
However, if the preferred version of
somepackage.sty is not in the local working directory, how can it be specified on the command line? Is it even possible? In the example below, I want to be able to specify the non-system/non-default version of