Most consumer-grade audio hardware really only does playback. We've been doing software audio since around the turn of the century.
In Chrome's implementation, none of the mixing, DSP, etc. go through the hardware, and I'm more than certain that's the case for every other browser out there.
In Chrome's implementation, none of the mixing, DSP, etc. go through the hardware, and I'm more than certain that's the case for every other browser out there.