Dating-Learning app for Language learners , Is that good idea ?

Last night I was watching a speech from prof of MIT in Neuroscience field , at part of his lecture he said something powerful :

" Whatever attach to strong Emotions has  a great opportunity to become a long-term memory ". when we are looking back to our past most of  memories stem from a emotional incidents..  So what if there was dating app which connect language lover together.

Kind of dating app for nerds

If you were a  judge for apps competition what would be your opinion ?

Please Don't just purely bash idea . I wanna know what are pros and cons . Why you don't or like idea ?