I have the same question. They talk about the "meta fields" of a slice. Is the problem that these "meta fields" (e.g. slice length and capacity) are passed by

I have the same question. They talk about the "meta fields" of a slice. Is the problem that these "meta fields" (e.g. slice length and capacity) are passed by value, and that by copying them, they can get out of sync between coroutines?