⭐⭐⭐⭐⭐✍️💻

#online rating #written review #customer rating #website review #feedback system #user score

📡➡️⚙️⬅️📈

#closed loop control #feedback system #sensor #actuator #signal flow #setpoint tracking #block diagram

⭐👍👎

#rating scale #good or bad #evaluation #feedback system #like dislike stars #review judgment #recommendation

❤️⚙️🖥️

#core system #central component #system monitoring #heart metaphor #feedback system #technical system