The last few weeks have seen a number of tech sites reporting on a robot which can find and point out Waldo in those “Where’s Waldo” books. Designed and built by Redpepper, an ad agency.

All month long, customers and patrons of downtown Bangor have been asking, "Where’s Waldo?" For over a decade, the local independent bookstore The Briar Patch has been organizing "Find Waldo Local." ...