Pressing the button involves a fee, so anyone pressing it will receive a reward (kickback) paid in WAVAX. The reward received will depend on the amount of reward tokens reinvested, since the kickback is 3.5% of the total pending rewards. This is done to incentivize users to press the button, allowing for perpetual compounding, in a decentralized manner. Anyone can press the button at any time, which includes some risks detailed bellow.