Quirkyalone

Multitasking Dementia

Sep 01, 2009 - Written by Sasha Cagen  |  Filed under: Personal Growth, technology

I had no memory of where I parked my car. Why? While I was parking the car, a friend called. Against my better judgment I took the call. I wanted to talk to him, and I found myself so engrossed in the experience of telling him everything that happened with our mutual loved one (who is suffering from cancer) over the last month, that I had apparently no memory of where I parked the car. All I could remember was the sensation of walking over a pedestrian overpass, and looking for the spa, where ironically, I was going to relax.

The theme of the day was multitasking. I blamed multitasking for the incident. I lost my car, but first believed it might be stolen. It’s always fun when those two questions obsessively course through your brain: Did I lose my car or was it stolen? After 30 minutes of scouring for it on foot, I flagged down a cop who amazingly helped me find the car by driving around with me. He was my savior. After thirty more minutes we found it. I gushed, “Thank you, thank you, thank you from the bottom of my heart.” I think he thought I was the most tightly wound woman in San Francisco.

Some defenders call it, “continuous partial attention.” I think they are kidding themselves. Just that morning, I found myself unable to stop emailing while listening to an absolutely riveting KQED Forum radio show about our increasing propensity to text, IM, email, and watch videos while doing everything else. The Stanford study expected “heavy media multitaskers” to have special abilities, but instead, but all they found were deficits in their memory, efficiency, attention, and organizational skills, as compared to non-heavy-media multitaskers. HMMs have the illusion of productivity, but the brain’s switching costs, from emailing to IM to video to writing, are too high. The brain can only process one string of information at once.

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