Parent worries about the school bus not dropping off their child at the usual time may eventually become a thing of the past in Hall County Schools. The school district is looking at new technology on buses that would, among other things, enable parents to check the bus’s location via a computer app. Also, the system, Tyler Drive, basically a touch-screen tablet mounted at the bus driver’s seat, would give bus route directions — especially handy for substitute drivers — and reroute drivers as needed around accidents and other potential hazards.