I'd reiterate my advice about building pecs, but it would either be ignored again or strawmandered to oblivion ("Hurfdurf Titus thinks the Weider principles will magically change my genetics!).
But for fun, let's give it one last try...
Your chest isn't all that bad, Matt, but yes, you could make a measurable difference with very simple changes. Even without abombs, I think you'd see a difference in two months.
What changes? Rewatch the video of you on that fly machine. Then, rewatch your set of DB press.
Tell me what you see.