It isn't a spoiler at all. I begun to notice that this new generation is getting overly sensitive about "spoilers" to the point you can't discuss any element of

It isn't a spoiler at all. I begun to notice that this new generation is getting overly sensitive about "spoilers" to the point you can't discuss any element of some work of art without being accused of spoiling something. It isn't a spoiler that melange is used to make interstellar travel possible just like it isn't a spoiler that Ned Stark is married to Caytlin Stark.