In a complex Korean sentence, what is the key difference in meaning conveyed when using '-기' versus '-ㅁ' for nominalization, particularly when expressing abstract concepts?

The key difference lies in the type of abstract concept emphasized and the nuance imparted to the sentence. '-기' nominalization often denotes an action or process, highlighting the *doingof something as a general ability, habit, or possibility. It focuses on the unfolding or performance of the verb. For instance, '수영하기는 재미있어요' (....