Ultimate robustness! 100% type-safe Unlimited flexibility! infinitely extensible Unbeatable performance! 5 - 17 times faster than Boost.Format 1.5 - 5.5 times faster than Loki.SafeFormat The History 15 years of dissatisfaction (with the IOStreams) and wondering (whether there is a better alternative to fprintf()). 2 giants (log4j and Pantheios) on whose inspirational shoulders to stand. 1 powerful