The mod allows players to see the full dialogue choice they are making, rather than the one note “Sarcastic; Nice Response; Question; Antagonistic” response headers Wastelanders are used to seeing. From the description on the page:

Which comes out looking a little something like this (on the PC):

I haven’t had a chance to try it yet, but you can bet I will be as soon as I get home so I can start seeing whole sentences instead of breezing through the game pressing “Sarcasm” all the time.