In my opinion, the full driver installation is largely a benign process. That said, the operator does have to pay attention and click to continue / skip / provide the necessary information. The printer must be connected to your local network to download the install...
(HP PCL 6 Unidriver only)141 PostScript Options (PS Emulation Unidriver only)141 PostScript Output Option142 TrueType Font Download option142 PostScript Language Level143 Send PostScript Error Handler143 Negative Output143 Printer Features143 Print All Text as Black143 Send TrueType as Bitmap (HP...