A study at the Monell Chemical Senses Centre in Philadelphia found that the tongue's sweet-detecting taste buds have three distinct 'sugar receptors' instead of one, as was previously assumed.

The result is that there is no centre of pop gravity, as everything has migrated to an ever-expanding margin, where every possible variation in taste is catered for.

Although placed in Sarajevo city centre, Hotel Astra Garni is the oasis of the silence-comfort and good taste.