SPEAKING OF HATERS: Heraclitus said, “The only constant is change.” If he were around today, he might see another constant: edtech criticism. Every offense deserves a robust defense. In GettingSmart this week, Georgia educator John Hardison challenges negative thoughts by attacking what he calls “unfounded complaints” head-on. One example: complaints like “It (#edtech) makes my job harder” can be responded to a la English/drama teacher Jodie Morgenson's Twitter method--"The only way this would be true is if you hated learning."