I tend to disagree. Lego's main competitor isn't their own old sets; it's alternate entertainment like XBox or YouTube. I would estimate that any innovation l

I tend to disagree. Lego's main competitor isn't their own old sets; it's alternate entertainment like XBox or YouTube. I would estimate that any innovation like this that encourages people to pull out and play with their Lego strongly increases the chances that they'll sell new sets to those people.