Bitcoin is the interesting one, as I would love to know in 10 years time if we look back at that with a wry smile as a fad, or if it ends up being something everyone uses.
The list is nothing more than some of the things they find interesting.
If that is true, I don't see the point of the article or that it warrants much discussion.
I don't think that is the intent of the article though.
I took it as they expect these 16 themes to yield a lot of the new ideas they will invest in. If that is the case then these 16 are quite arbitrary and I don't see why these were chosen.
The majority of VC companies have investiment thesis. In those thesis they put the kind of market and companies they would like to invest and why. It helps to guide the new associates and partner on where and what to look.