Friday, March 16, 2007

Prototype Testing - Walter Crompton

Scenario 1:
"I guess my daughter will find it reassuring so she can stop the constant worrying, but can’t say I’m too keen. Are you are telling me this ‘thing’ is watching me 24/7, spying on my every move? Even when I’m in the bath? I don’t like the sound of that! Have you never seen HAL in 2001: A Space Odyssey?!”

“What happens if I doze off for a few hours in the afternoon, not all that uncommon if I've had a few ales? I don’t want to be rudely awoken with the emergency services kicking down my door!”

Scenario 2
"You mean I have to have to wear this remote around my neck whenever I’m in the house? I guess I can live with that, though my memory is not what it was. I hope I can remember to put it around my neck in the morning.”

“How is this going to be any better than the mobile phone my daughter insists I carry around? I’ve only just figured out how that works and you’re giving me a new gizmo to try and decipher.”

Scenario 3
“I hope this thing is a bit more reliable than the fire alarm I had installed before. It used to constantly go off every time I burnt my toast, although it seems to have fixed itself now.”

(Walter in unaware the battery has died).

System interface
“Don’t seem to complicated, select option and click. Simple. However, its annoying that I have to interrupt my TV program to use it”

System Features - Manage My Home
“Now we’re talking! Being able to control the heating without having to move from my chair is worth the price alone. It can be uncomfortable moving around to much since the hip operation”

“Can I still use the light switch? Seems a little silly to have to go into the lounge and turn the TV on simply switch on the bathroom light”.

System Features – Shopping
“I don’t have a credit card, can I insert cash into the control box?”

“Would be nice to not have to go food shopping every week, especially with my dodgy hip, but I’ll never get the thing to work. It sounds extremely complicated. I’m sure ill end up ordering the wrong thing and have to live off 200 bags of flour for a week.”

“Think I will give it a miss.”

Remote Design
“Seems simple enough to use, it would be difficult to make to many mistakes with so few buttons. I just hope I don’t loose it”


Ideas/issues derived from this evaluation:
• Possibly scrap shopping interface? It would difficult to use for someone with limited technical knowledge. People with technical ability to understand how to use it would probably have a PC and could do shopping there.
• How are sensors powered? Batteries might run out, leading to people suspecting the system is faulty. Powered from mains might cause fears about cost.
• Allow for split screen operation. Half screen used for TV program, half for home care system.
• When no movement detected for a certain amount of time, send a loud warning to the remote’s speaker 5 minutes before contacting emergency contact. This will give user a chance to cancel the alarm if they have simply fallen asleep.
• Uncomfortable with thought of being constantly monitored. Need reassurance no one can actually see them.
• System needed to locate a misplaced remote. Button on ‘control box’ to play sound on remote a possibility, but less effective for people with reduced hearing.

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