My old gadgets are worth £114. How much is hidden in your junk drawer?

Argos has become the first major British retailer to offer an on-the-spot trade-in service for old devices – so how much could one writer get for the old phones and tablets knocking around her house?How many old mobile phones and tablets are languishing in your home? A quick inventory of my drawers, where gadgets go to die, reveals a stash bigger than Las Vegas’s neon boneyard.There are five phones, a couple of them smart and stored inexplicably in their original boxes (a state of affairs th