Essentially what it says on the tin. A setting so the store page shows the price with tax instead of the base price, so you dont have to go all the way through the cart to see total costs.
So, Enhanced Steam is discontinued. There is now Augmented Steam. Perhaps your requested feature/bugfix is already implemented there! If not, you could move your issue there.
Essentially what it says on the tin. A setting so the store page shows the price with tax instead of the base price, so you dont have to go all the way through the cart to see total costs.