[staunch]

1. You definitely do not have to be in Silicon Valley to create a hugely successful startup.

2. Silicon Valley startups have a number of unique advantages that are sometimes critically important.

[mooreds]

What are the unique advantages of Silicon Valley?

[staunch]

It depends on the startup, but most of the unique advantages derive from having a huge portion of the world's greatest technical people and smartest investors gathered together in one area, tacitly working together as one industry.