3 year minimum rule

Perhaps the way to turn it around is nothing more than to look to its own roots. It was the doyen of Jamaica Rum in its time. Fred Myers even wanted to introduce the 3 year old in 1921 (as the thinking back then for "health reasons". It is an object lesson in the need for protection like Scotch etc

Myers's was historically matured ONLY in Jamaica.

Most of Myers's history is as an outstanding Jamaica rum. In the 1920s, it had the second largest aged reserves of any Jamaica brand. In the 30s/40s, was arguably the most prestigious Jamaica brand with releases up to 40 years old. Its slow decline began after acquisition by Seagram in 1950s.

Can you add a surcharge ?

I think cultural differences are very important in our wines and spirits world to recognise and respect, they are both right in their context.

I still drive a manual transmission

is the context here that it is sweetened?

rum *or whisky

Seems a slightly different context - 'the liqueur' as opposed to qualifying a very special whisky or rum - but interesting and earlier than I have seen it in rum of whisky.

hardly novel to rum - this from 1888

they look a little tricky to operate

Renegade in Grenada effectively closed too