It is
used when people order a drink at fast-food restaurants. A customer gets their
drink from a cashier and walks to the device. They first push their cup against
the lever to dispense the ice. Then they sit the cup down and use the touch
screen to choose the “base” drink and additional flavors. When they are satisfied with the drink and flavor, they push the
"pour" button until the cup is full.
When observing
people using it, I noticed that some skip the ice part entirely. I also
noticed that during peak hours, a long line forms because the machine
can only serve one person at a time. Some people choose to just have the basic
drink choices such as water, coke, and sprite. Others want all the customization
of cherry-vanilla flavored Pibb Xtra or orange-vanilla Hi-C. Many times people had trouble with the soda overflowing the cup. I also saw
that people wanted to try new combinations and took a lot of time choosing
an option, tasting it, pouring it out, and starting over, bothering others
waiting behind.
The
whole transaction takes about 30 seconds if the user knows what they want and
about a minute if they are trying to decide. Getting the ice takes the least
amount of time. To speed up the process, there could be a sign above the
machine with all of the “base” drinks and then the additional flavors to choose
from. This way people waiting in line can decide what they want before it is
their turn, making the process faster.
For
Norman and Crawford, to interact well, both sides must listen, think, and speak
well with each other. Lacking in one of
these areas will result in low interaction. The Coca-cola Freestyle has a high
degree of interaction. The user tells the machine what it wants (touches the
drink they want), the machine “listens” to what the user told it, “thinks”
about the selection, and “speaks” by dispensing the drink. The user listens to
the machine, thinks about what the machine will do, and “speaks” by putting
their cup in the right place so the machine can give the soda.
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