Digital does things that analog can't do. And the other way around. If you consider this and admit that there is a huge area of useless crap in both domains you might do great things whatever you use.
Regarding the value of things I can ensure you that R&D on a product like
this one has seen 3-4 guys working for a couple years. Some are traditional concepts but a lot of that stuff can't be made in analog in any way.
