Do you mean,10,000 Bitcoin for 1 pizza? At that time the price of bitcoin is low, this may be the reason for huge amount of bitcoin for single pizza.If he had get more order,surely he will get huge amount of bitcoin. If they don't lose that Bitcoin, surely that person will be the top ten richest person in this world. 
I do not know that the pizza's were sold by 10 thousand Bitcoin. However, he had more than $81 million in today's market value.