Yes it is very technical.
No, by error he means error in determining probabilities.Nassim Nicholas Taleb
is a favorite of mine for many reasons.
One of his main "themes" is that we have less knowledge and control than we think we have.
He is a mathematics professor, an expert of risk management and a philosopher at heart. And a heretic.
I consider Fooled by Randomness
a required reading for anyone serious about random systems, from roulette to the stock market and beyond. It dispels many common false beliefs.
See here All his books on Amazon