Online slots have evolved from simple classic reel games to a wide array of...

https://thefiguremagazine.com/classic-reels-to-megaways-how-online-slots-became-more-varied/

Online slots have evolved from simple classic reel games to a wide array of styles, including themed video slots, dynamic Megaways, and Slingo hybrids. These games often include bonus rounds and jackpots to keep gameplay interesting