[DixieDev]

I can't really comment on the nuances of the sound, but a digital piano will allow you to plug in headphones which is - in my opinion - invaluable in a home environment.

[knowingathing]

Yes and no. Losing the "Oh, I heard you playing a new song" is a priceless dinner conversation that can encourage a child's burgeoning passion.

[yakubin]

As a former child I suspect in most cases the pleasure is all parent’s in such a conversation. I’ve never liked showing incomplete things.