Swahili is subcontinental lingua franca spoken by 200M people and growing quickly. Polish is spoken by a shrinking population in one country where English is understood anyways.
> where English is understood anyways.
It's popular. But not that popular - you couldn't assume a random person over 30yo on the street would be able to have a chat.
> where English is understood anyways.
It's popular. But not that popular - you couldn't assume a random person over 30yo on the street would be able to have a chat.