It would monitor a specific area of the screen for the "splash" animation.
To reach the maximum fishing skill without the manual boredom. pirox fishbot
Pirox Fishbot was a masterpiece of simplicity and efficiency. Unlike modern bots that hook directly into the game’s memory (which makes them detectable by anti-cheat software like Warden), Pirox operated on a pixel-color basis. It was a "color bot." It would monitor a specific area of the