How slot games have evolved over the last two decades Just as mobile phones have gotten smaller (and bigger again) and televisions have gotten wider (and thinner) over the last twenty or so years, new online slots have had to adapt in terms of design to meet the needs and expectations of thousands of players around the world, which has been no small task! Like all things moulded by technology, online slots have gone through various stages of change over the years as they've evolved to fit with ทางเข้าเล่นpg wallet the times and trends. This article takes a look at how online slot design and themes have changed over the years, from humble beginnings in the late 1990s, all the way to today.