<https://www.prioritydesigns.com/prototype-development/iterative-design-process/proof-of-concept/>
<http://schema.org/description>
"Learn how using a proof-of-concept prototype to test your design in the early stages of development can help your product come to life."
<https://www.prioritydesigns.com/prototype-development/iterative-design-process/proof-of-concept/>