[yellowapple]

The expected sound is the "WAIT!" voice, which you can clearly still hear. Anything in addition to that is of zero detriment to the accessibility of the system.

[googlryas]

And you know this how? Because your gut tells you?

[pkaeding]

Because TFA includes videos with sound showing the actual crosswalk signals are present at before the "PSA" plays.

[yellowapple]

If "your gut" is a synonym for "the multiple videos in the actual article", then sure.

[Larrikin]

How is it impacted?