Anybody try this thing yet?
http://sfappeal.com/culture/2010/04/getting-high-with-my-new-bc-budz-riding-the-zip-line-at-justin-herman-plaza.php (http://sfappeal.com/culture/2010/04/getting-high-with-my-new-bc-budz-riding-the-zip-line-at-justin-herman-plaza.php)