Probably something to do with the fact that the first Moka came along 90 years ago and it hasn't changed much since

technology and design

hence the crisp base)

and effectively the Japanese version of a Chef's Knife

Scanpan TechnIQ Frying Basket Size:21cm Probably something to do withThe Scanpan TechnIQ Frying Basket Insert is ideal for deep frying all kinds of food. TechnIQ Frying basket can also be used for boiling vegetables or pasta. Please note: these are clearance and have been on a shelf in our Islington store, but never used. 20cm Fry Basket Insert fits the Scanpan TechnIQ 6. 8L 22 cm Stock Pot 28cm Fry Basket Insert fits the Scanpan TechnIQ The Giant Braiser 30cm Saute Pan