Inazuma said:
It's the touchscreen's fault nanodesu!

This is so true..

…how to say it, Hibiki is not asking Inazuma why she didn't favourite her tweets.
She’s asking why she seems to be adding favourites for her random tweets (such as the random Khorosho)

Seika said:

…how to say it, Hibiki is not asking Inazuma why she didn't favourite her tweets.
She’s asking why she seems to be adding favourites for her random tweets (such as the random Khorosho)

Well, I had lots of difficulty about this part so if you or someone else can tell me how you would translate correctly this one.