Bands and artists do sometimes record a banger very quickly, and no, the effort is not in muscle memory or practice.
If it was in muscle memory it would be repeatable feat, and it really isn't.
Some work is technically polished and you can see/hear the effort that went into it.
But there's a point where extra effort makes the work less good. Music starts to sound stale and overproduced, art loses some of its directness, writing feels self-conscious.
Whatever the correlation between perceived artistic merit and effort, it's a lot more complex than this article suggests.
If it was in muscle memory it would be repeatable feat, and it really isn't.
Some work is technically polished and you can see/hear the effort that went into it.
But there's a point where extra effort makes the work less good. Music starts to sound stale and overproduced, art loses some of its directness, writing feels self-conscious.
Whatever the correlation between perceived artistic merit and effort, it's a lot more complex than this article suggests.