Is fine wine best enjoyed in a glass, or stored away as an investment? Arts & Collections asks Peter Shakeshaft of wine investment advisors Vin-X for a taste of his insider knowledge.  In these days of economic and political upheaval, it would be good to know of a reliable investment available to anyone with a little specialist knowledge. But does fine wine qualify? We asked Peter Shakeshaft, Founder and Chairman of Vin-X Limited for some...