NFTs are unique items that can serve as proof of ownership in a digital world where things are easily copied.

She spent her career constantly innovating, and much of what she did was copied and evolved by those who admired her work.

It’s a playbook that was pioneered by Walt Disney Co. and copied by numerous others.

One of the weaknesses of the business was how easily its products were copied.

A detective sent potential victims an email updating them on the case, but inadvertently copied in all of those involved, revealing to the recipients their names and email addresses.