[And yet Tony held onto it all this time. Afraid it would get lonely without him around forgetting to water it?

Tony can have a say, sure. The same way Pepper can ignore that say, because there are certain things that are better left uninfluenced by Tony. Home decor is one of them.]

That wasn't a bad thing to you. Remember, I said no, and then let you do it anyway because I was too busy trying to run your company to argue about it.

[She's grinning at Tony as she turns, but it's not a happy grin. It's one of those 'now I'm going to make you regret it' grins.]

I don't think it would help. I think you might end up staring at it so long you'd completely forget whatever you were working on in the first place.