I am looking for any good introductory book on high frequency trading can anyone recommend it? I am also cisco networking company employee and of the book content also coverage on end to end network latency coverage that would be dramatic. Thx.,

Manufacturing a chip with a strategy to avoid computing latency.
If that is needed to make money the edge is horrible and sucks.
I guess you think a sharpe ratio > 10 is a horrible edge...
If you need milliseconds to frontrun the market and then quickly take very small profits it means that you have no clue what the market will do. Because otherwise you would not go for frequent microprofits but make real runs.
If you need milliseconds to frontrun the market and then quickly take very small profits it means that you have no clue what the market will do. Because otherwise you would not go for frequent microprofits but make real runs.