When a nanotech company matures and becomes a real business, it becomes something else. It becomes a biotech company or a cleantech company or a memory chip company. Nanotechnology has fueled the core innovations in electronics and energy.

I'd stay away from investments in a variety of sectors that are capital intensive. Anyone who says we need $100 million before we know if what we're doing makes sense and the customers want it - that's not going to work.

Something new will always be the source of growth in Silicon Valley.

Steve Jurvetson Quotes