Filter coffee is trendy again: why it’s making a comeback. Forget the strong and bitter espresso… the trend is for specialty coffee, all rounded, obtained using “slow coffee” methods.

Dany, 28, very quickly fell into “caffeine mania’. This computer developer can spend huge sums on percolator machines. The latest, a little chrome jewel from the Florentine brand La Marzocco, cost him more than 3,000 euros.