Originally Posted by
Sigma-Astra
Keep in mind that the "T rating" is for Teens, meaning people age 13 and up who would be playing XIV possibly, and thus not even be of the proper age in real life to do so themselves. Having NPC characters using alcohol and tobacco that you'll likely forget that they even existed as you're going through the MSQ is a farcry from actually promoting your characters in doing it, not to mention making it seem like the habit is a cool thing to do towards those easily susceptible to peer pressure.
The T Rating stands for "may contain cartoon, fantasy or mild violence, mild language and/or minimal use of suggestive themes". The key phrase being "minimal use".