What is the name of the quality that describes shapes that can be rotated and still be recognised? ▲▶︎▼◀︎ Also:https://twitter.com/sebinsua/status/518028115243974656 …
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Using perceivable invariance as an affordance.
#idea -
Now I shall show that meanings connected to the orientational metaphors 'Up' and 'Down' are intuitive and useful:https://twitter.com/sebinsua/status/539425685690146816 …
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