So our average latency, for orders coming in and out of our system, ranges between 250 and 350 microseconds.

FORBES: Painting With The High-Frequency Brush

On the internet, the average latency for corporate websites in America is currently around 350ms, according to the Network Weather Report operated by the University of California, Los Angeles.

ECONOMIST: The faster the internet becomes, the slower it loads pages

The FCC covers this major downside as well, reporting a measured latency of 638 ms, compared to an average 29.6 ms figure for terrestrial services -- but overall impressions seem quite positive.

ENGADGET