HA-HA-HA What's the point of talking about innovation if it's not useful?
I can also make square wheels for a car and explain that this is an innovation
If you buy an integrated amplifier with a streamer, you will not have problems matching different equipment with each other, as in your case (analog inputs and outputs)
It can't be called a "budget HiFi system" because the small bookshelf speakers don't reproduce the full range of music. Need a subwoofer, 2.1 system, trifonic