What (if any) difference is gained from shaking an alcoholic drink vs stirring it?

Question

You know the classic James Bond line “Martini, shaken, not stirred” is there an actual difference in the taste of the drink from shaking it vs stirring it?

In: 573

Answer 1

why hasn’t anyone mentioned the tactical reason? you can slip something into the drink while stirring a but not in a closed shaker.