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-- only real issue walking in Seoul is the fine folks of said city have not yet selected a uniformed direction of travel per side of any given walkway - that is to say - they meander all over - i've always found this quite challenging - i like to look a head a plan my path through the pedestrians - a difficult endeavor in this city -- that said - still easily my favorite city in the world for walking around --

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they had a campaign a decade back to get people to walk on the right side and put stickers everywhere in the subways for it. didn't work out 100% because the previous direction was left. when the ad campaign finished, some people reverted

It does not work out 100% anywhere in the world. 80-90% is sufficient. Not having any order is just inefficient.

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