If it is true that...

Most businesses that fail do so because they don't give customers what they want

and

In nearly every failed startup, the real problem was that customers didn't want the product

Then it must be true that...

Building something users love and spending less than you make is key to startup success

If it is true that...

Most businesses that fail do so because they don't give customers what they want

and

In nearly every failed startup, the real problem was that customers didn't want the product

Then it must be true that...

The founders of a startup need to include at least one person who can focus on what customers want