The impact on the economy of the game makes it very difficult to play the game for free and even at the 50$/month mark you would be having a rough time because

The impact on the economy of the game makes it very difficult to play the game for free and even at the 50$/month mark you would be having a rough time because of the market. The game is fun until you reach the point where the botting becomes impactful. Up until that point you can enjoy it for free with minimal impact from bots minus the inability to farm some horizontal progression content.