Hanging items from walls and ceilings seems to be all the rage.
The Buttercup Cake Shop at Westfield Stratford. Maybe the high ceilings demand it.
Hotel Chocolat at Westfield Stratford
See other examples
http://greatcafes.blogspot.com/2011/12/hanging-hams.html
http://greatcafes.blogspot.com/2011/09/doddington-hall-farm-shop-cafe-more.html