Your comments

Dismiss the textfield before adding a custom background

Sounds like something possible at some point.. If more people are interested possibly in v5.x update.

Oh god. How did I miss this. Thank you for making me aware of this!

I'll look into duplicating users in v5.0.

That sounds like a very good idea. Possibly at some point.

No plans to add this. However how about if I added a button that duplicates users?

Should be fixed in next release

You can already edit the video thumbnail that you import.

YouTube app only has one font.