Your opinion is frankly impudent. Suggest before you make any further derogatory and defamatory comments, you get into the ring and gain some experience, then be somewhat more diplomatic about your language.
There are a lot of excellent Koreans, and there is a level of standardization to their operation that is impressive. The Koreans operate day in and day out in fairly severe weather, and without the comfort of being native speakers. It isn't like the rest of the world cuts them any slack in that regard.
Before you slang off on them, perhaps it is worth recalling some of our own, western aviation failings, sometimes that is not so pleasant to confront.
