Originally Posted by
number_6
...Much of the flavour of gin is the result of oxygen content (dissolved oxygen in the gin). Keeping it in the freezer does this naturally. Shaking with ice also does it, however there is also a "metallic" aftertaste sometimes, so shaking does alter other flavours and isn't the preferred method...
Putting my satire aside for a while, the above is actually correct. I have always thought the "metallic" is due to the ice being mere tap water.
M8