[Experienced with distracting girls~? In any case, he was pretty successful in getting her focused on blastia.]

...All of them. [That seemed like a perfectly satisfactory answer, but she had nothing against elaborating further. He sparked her interest, all right!] Using mana instead of aer is still a recent phenomenon, and every formula used by blastia has to be reworked in order to run properly. It's a matter of both skill and trial and error, of course, but it'll take time to optimize every formula I know. And that's not even taking into account other factors like heat diffusion and the density of the new core material...