A bizarre, some would say nutty, tribute has been made to a well-known Dutch artist who died last month in the form of a floor covered in 800 pounds of peanut butter.The sticky homage has been created at Museum Boijmans Van Beuningen in Rotterdam for Dutch artist Wim T. Schippers. The installation involves enough peanut butter for around 15,000 sandwiches spread across the floor of the museum – it is not clear it it is the crunchy or smooth variety.The conceptual artist, who died at the age of 83, first created the Pindakaasvloer, or peanut butter floor, in 1969. The work will reopen to the public Friday at Museum Boijmans Van Beuningen in the Dutch port city of Rotterdam for a two-month show.It took two employees of the Museum Boijmans Van Beuningen several days to spread 40 buckets of pe