>>281545040
It may surprise you how quickly you can adapt to new traffic patterns. After about a hundred (very stressful and conscious) miles, the muscle memory starts to set in and the shifter no longer bothers you. The biggest problem is turns - right turns are no longer free, left turns are no longer deadly, when you turn you follow through to the left, and when passing through intersections you need to watch for people turning from the right lane. It all translates the same after the first little while, it's just mirrored. Practice on some quiet roads for a bit and you'll get the hang of it.
I've rented in several countries in Asia and I can tell you that even in the shitholes like Vietnam it's surprisingly difficult to get yourself killed. Cars are more expensive to own and more difficult to get licensed for, so the people on the road are generally far more attentive than the average driver in the US. The roads are more clearly marked and maintained, with much slower speed limits. Narrow shoulders and less straights add to this, keeping drivers focused and careful with their speed. So you probably won't fuck up and even if you do, you won't get smeared into the pavement, probably