> I am the administrator of that computer and I want the thing I installed to be available to a specific run-user Are you saying you use root access to install

> I am the administrator of that computer and I want the thing I installed to be available to a specific run-user Are you saying you use root access to install something to a specific user's home directory? That's gross. A user installing something for themselves should not need administrator access. You only need admin access for making system-wide changes.