Sennheiser cancels your own wheezing, grunting and panting

You know what it’s like; you’ve painstakingly strapped on some running shoes, and you’re plodding your way up an endless hill of abject misery, lactic acid and self-loathing. You’re listening to the sweet, dulcet tones of Alex whispering sweet nothings about Andreessen and Horowitz into your ears, and there’s a distracting grunting following you around. […]...