In the 17th Century, lobsters were fed to prisoners. Prisons weren't extremely generous or swimming with fine dining cuisine, mind you; the simple fact is that our perception of what is fine dining and what is simply shellfish can change over a relatively short period of time.
Let Vouchercloud explain the 'Perception of Value' - the ways in which marketers, brands and the natural ebb and flow of market prices and supply and demand influence the popularity and price of products over time.
After all, the way we look at food, music and other everyday items can change pretty quickly over time...