Congratulations! Your character has been approved, and Iron Man lives agaaaiiiiin!

Please request membership with your character journal to savetheearth, saveyourselves and optionally, saveyourbrain. Please also create and link to an info post here and, if you wish, add/update your contact information as well.

The latest plot post for the game is here and a timeline of events is here.

And the answer to your question is that that ought to do just fine - it'd be on option for Tony to use knowledge of his pre-incarnation's inventions to approximate them and/or build functioning more-proper ones with Echoed-back pieces of Marvel-verse technology.