[euyyn]

With how much people hate the sound of their own voices, I think that would backfire on the advertiser.

[PhasmaFelis]

It they could make it sound like my voice sounds from inside my head, and not like the weirdo that other people apparently hear, it would be scary on several levels.

[pjc50]

Subvocalisation. Your own voice speaking quietly in the background to something else. Ideal for consumer indoctrination.

[digi_owl]

The voice we hear in our head and the one everyone else hear is starkly different.

[NTripleOne]

The voice I 'hear' in my head and the one I actually hear when talking is starkly different.

[Udik]

So, ads spoken with your voice, as you would hear it from your head.