He does not say that that his email is completely outdated - he just says that calling pure functions is exempt from the inlining rule.
He's not off writing pure FP now. His approach is still deeply pragmatic. In the link above he discusses degrees of function purity. "Pure FP" has a whole different connotation - where whole programs are written in that constrained style.
https://web.archive.org/web/20170116040923/http://gamasutra....
He does not say that that his email is completely outdated - he just says that calling pure functions is exempt from the inlining rule.
He's not off writing pure FP now. His approach is still deeply pragmatic. In the link above he discusses degrees of function purity. "Pure FP" has a whole different connotation - where whole programs are written in that constrained style.