It's rare for a sim to be so all-encompassing that it can provide both light entertainment to the curious casual gamer who wants to fly fighter jets under bridges with a gamepad, and valuable education to a budding pilot ensconced in a home-made cockpit - but such is FSX's scope.
In a recurring theme throughout this feature, mod support plays a huge role in its prolonged lifespan.
Currently the game has over £3000/00 of DLC on its Steam store page, carrying over from title to title dating back to 2014, with individual routes and trains costing as much as £24.99/.99 each.
There are scant few PC simulation games that can compete with Microsoft’s titanic Flight Simulator X in terms of sheer features and scope.
When people say the word 'simulator,' Microsoft's imperious and encyclopaedic aviation behemoth is the first game that springs to mind.
It's inevitable - like picturing a Christian Bale in a clear raincoat flecked with blood whenever you hear Huey Lewis and the News.
The lure of Football Manager has always been the paradoxical feeling that you have a lack of control over how your team performs, yet simultaneously you know that all the tools are at your fingertips.
It's this that makes us love and hate it like no other.
At this point, all FSX's best planes and environment maps come from third parties, which means to get the most out of it you'll need to invest a fair few hours gathering of high-res textures before you fly.