i think cos they are red they are faster to drink from...
it's seems this deep philosophical question is being pondered else where http://www.flamingspork.com/blog/2006/03/12/red-plastic-cups/
@koens started
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i think cos they are red they are faster to drink from...
it's seems this deep philosophical question is being pondered else where http://www.flamingspork.com/blog/2006/03/12/red-plastic-cups/