Invest takes however much xp you give it, then after you earn that much xp it gives you double the investment back. 1, 2, or 3 for the different themes. Set task is a little buggy. Cry if you cant understand the rest i gotta go do more coding
Button clack noise: https://pixabay.com/sound-effects/immersivecontrol-button-click-sound-463065/ Achievement sound: https://pixabay.com/sound-effects/technology-achievement-unlocked-463070/
