Crossword puzzle clue "for a full license it's 17 or 18 in most states"

For a full license, it's 17 or 18 in most states

"The most-played, most-imitated, most influential puzzler of all time," per the video game website IGN

It is "full of genius, full of the divinity," per Henry David Thoreau

Most of it sold in the United States is clarified

Where most states have their own page

Smith is the most common one in the United States: 2 wds.

Photo ID in most states

No. 2 exec in most states