Ask questions or just talk about different languages. Since BrainKing is an international game site supporting many languages, this board can be kind of useful.
Hrqls: the only real reason i can think of would be to study ancient texts in their original language Or to better understand how a certain language evolved.
For instance, if you study latin, you may have an easier task finding similarities between french, spanish, italian and portuguese and understand them easier, since you'll know a strong common root between them.
(It doesn't mean you'll know how to speak them well. Linguists in so many languages are rare - but you'll understand them fair enough)
(Cacher) Vous êtes d'humeur de jouer une partie rapide qui est garantie d'être finie dans les 2 heures? Créez une nouvelle partie de votre choix, choisissez le Temps pour la partie et réglez le Temps à 0 jour/1 heure, Incrément à 0 jour/ 0heure et la Limite à 0 jour/ 1 heure. (TeamBundy) (Montrer toutes les astuces)