Many messages are conveyed throughout the play. Depending on how deep a reader digs, all sorts of issues can be summoned up. For example, it is no accident that the housekeeper is Native American and that the Caucasian characters tip-toe around their cultural differences. There is a walking-on-eggshells sort of tension that seems to stem from the injustices that happened in Oklahoma over a century ago. A post-colonialist critic could write an entire paper on that alone.
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