This one falls into the "try this at your own risk" category.
"…you can’t open a bottle of beer with a Moleskine.
I beg to differ, as Neville was my witness (I opened both his and mine
at Podcastday2006). You just have to place a finger directly under the edge of
the Moleskine and choose a spot closer to the spine…."
Photo: © 2006 SK