Carry-on luggage and persons screening are conducted at the individual departure gates, while check-in luggage are screened in the backrooms and secured before loading.
Other than this, the tractors were totally standard two were even fitted with a standard farmyard hydraulic front-loader for loading and unloading supplies.
The first generation electronic systems were quirky devices with cantankerous punched card readers for loading keys and failure-prone, tricky-to-maintain vacuum tube circuitry.
Musketeers were trained to always replace their ramrods after loading so that they would not leave their ramrods on the field if they were forced to hastily retreat.