I overstayed twice and reentered like 6 or 7 times and just got one guy who wanted to feel powerful and ask some stupid questions before letting me in. So overstaying here is not similarly handled than in other countries, where you often cannot reenter even after 1 overstay. However, some people which have done regular visa runs also run into problems, so I guess the bottom line is: you can get shit either way, so just reduce the number of confrontations, i.e., overstay