How Block Grew to $18B Revenue in 13 Years

“Thinking deeply about payments.” In 2008, this sounded like the job of companies like Visa and Mastercard. 

But, in the end, the company that disrupted the merchant payment experience was a small upstart.

After being fired from Twitter in 2008, Jack Dorsey came back with a new company that was thinking deeply about payments. 

From the earliest days, Jack …