Audio recording may be legal in most jurisdictions. You can ask leading questions like "how many drinks did you have today anyways?" etc without making it sound odd.
I believe there are softwares out there that can compare voices and ascertain % similarities or in this case, whether the audio voice matches that of the accuser beyond a reasonable doubt.
I believe there are softwares out there that can compare voices and ascertain % similarities or in this case, whether the audio voice matches that of the accuser beyond a reasonable doubt.