> The contents of your cart can be kept server-side, which means that using cookies to do it is not essential at all.
The sane way to keep the cart contents server-side still involves a cookie on the client.
It's possible to do it in a glitchy way server-side-only, but if that makes a cookie stop being essential then by that definition there's no such thing as an essential cookie.
The sane way to keep the cart contents server-side still involves a cookie on the client.
It's possible to do it in a glitchy way server-side-only, but if that makes a cookie stop being essential then by that definition there's no such thing as an essential cookie.
Such a definition is a bad definition.