Upping the ante with the Audio Technica ATH M70x headphones

I'm no stranger to Audio Technica headphones, especially their more affordable models, but this one, the ATH M70x over-the-ear headphone has a $419 MSRP/$299, £219, AUS299 street price, and faces stiff competition. Even so, first impressions were very positive, so before I knew it I had racked up …