[whpalmer4]

If you and your wife both have the Mac and iPhone versions, just keep the Mac running and use the Mail processing feature to email actions into each other's databases. See the topic "Processing Mail messages into actions" in the OmniFocus for Mac help.

What's an example of a feature for OmniFocus for iPad that you view as intended for people who don't mind spending as much time managing their lists as getting things done? That sounds like a feature that didn't get enough time to me!