It ensures you're "hip" and "get it". It means you're in the in crowd who know what 'bumping' is. The rest of us just email/sms/anything less stupid sounding t

It ensures you're "hip" and "get it". It means you're in the in crowd who know what 'bumping' is. The rest of us just email/sms/anything less stupid sounding than "bumping". Really. It's right up there with microsoft Zunes and their "squirting".