Bug#848016: brltty-espeak: very monotonous speech and noticable delays in speech output
Samuel Thibault, on Thu 12 Jan 2017 03:27:24 +0100, wrote:
> I'm very surprised to see this 200 value, which means 200ms, while
> studies have shown that "interactivity" is usually seen bad by humans
> beyond 100ms.
> One thing we can do for Stretch is to reduce this value to something
> acceptable. A low value make espeak-ng more CPU-intensive, but that
> shouldn't be too harmful.
I have uploaded a -6 version with 50ms as default. I couldn't notice
a difference between 50ms and 20ms or 10ms, while being much less
CPU-intensive, and that seems coherent with the result of the studies :)