The video discusses the innovation of using inline wheels for playing hockey in the summer, which led to a significant improvement over conventional roller skates. This idea sparked a business that grew from a single person in an apartment to a multi-million dollar company, selling millions of units daily.

What was the main challenge addressed by the innovation of inline wheels?

• Playing hockey in the summer

• Playing hockey in winter

• Improving ice skates

• Reducing the cost of skates

What was the predicted impact of the inline wheel innovation?

• It would fail to gain popularity

• It would be a huge success

• It would only be used in professional sports

• It would be a minor improvement

Which TV network featured the innovation?

• Science Channel

• National Geographic

• Discovery Channel

• History Channel

How many units were being sold daily after the business expanded?

• 3 million

• 2 million

• 500,000

• 1 million

What was the scale of the business growth mentioned?

• From a small shop to a large store

• From a local business to a national chain

• From a hobby to a small business

• From one person to a multi-million dollar company