According to popular belief, certain slot machines are "hot" while others are "cold," which indicates that they are either losing or pay out more frequently. Since modern slots use Random Number Generator (Rsbi yono appNG) technology, this idea lacks scientific support; however, players can still benefit from identifying patterns in gameplay. When a machine has recently paid out a large jackpot or several smaller wins in a row, for instance, some players might be tempted to try their luck on that machine in the hopes that it will continue to win. How Important Caution Is. But it's important to approach this belief cautiously.