Programming Oh, that textbook is from past month’s lastest version: It has iterated into 7 new major versions a8 of today Design Oh_ that textbook is from the past We are following whole new; trend now Medicine Oh, that textbook is from the past year_ Better get this year’ edition Physics Oh, that textbook is outdated: It was written before Newtonian mechanics_ Chemistry Oh that textbook is obsolete_ was written before the electron was discovered: Mathematics That textbook was written thousands of years ag0, and it is still as useful and relevant a5 ever: quarter.