This was likely done because of system limitations for the original Game Boy. (mariowiki.com)
When on - line trading has been disabled or is not available because of systems limitations, customers may have difficulty reaching account representatives on the telephone during periods of high volume. (ally.com)
At speeds of up to approximately 60 km / h, the system uses gentle steering inputs to keep the vehicle in the middle of the lane, regulates the distance from vehicles in front and follows the queue ahead where system limitations allow. (porsche.com)