[dvdkhlng]

> Also, the fact that it's not rewritable means that...

> 1. Security bugs[2] will never be fixed[3], rendering the hardware unsafe to use over time.

But on the other hand: security bugs will never be introduced post-manufacturing. Additional DRM cannot be forced onto you, after you bought the product. Or: DRM bugs that allow you to fully use your hardware cannot later be patched by the vendor.

[giantrobot]

Without the source there could be all sorts of timebombs or tripwires in the firmware. For instance a device refusing to operate unless another device was present or changing behavior after a certain date.