Event-driven system, futuristic cityscape, sleek skyscrapers, neon lights reflecting off glass surfaces, intricate circuit boards, wires, microchips, motherboards, servers, clouds of data, 3D holographic projections, augmented reality interfaces, hackers in dark alleys, cyberpunk atmosphere, misty rain, dimly lit streets, concrete pavement, puddles of water, broken neon signs, abandoned buildings, rusty machinery, old computers, forgotten technology, steampunk elements, intricate pipes, clockwork mechanisms.