IP>QAM is cheaper than Set-top box

IP>QAM is cheaper than Set-top box *

Table components of prices collected.

Set-top box IP>QAM
Powerful processor with the ability of decoding H.264No decoding, it's function of TV.
Powerful video processor able to form dynamic image at full resolution..Does not generate image. Image is generated by the TV
Real small computer with different interfaces, browser and many components and powerful PSUWithout PSU. Uses USB port of the TV. Not many components on the board.
Separate remote controlDo not need separate remote. Uses only 4 buttons of the TV remote
Paid Operating System and codecsOnly freeware. No codecs

* Obviously, the main point of the price is amount of production