Zen of Palm is a lovely document written by the founders and inventors of Palm. Read and reread it:
"...Before we go, let's review a minute. To design great Palm OS products you must set aside the instincts that you may have learned in the PC world. Avoid the siren call of "features for features' sake." It will lead you down the path of suffering and small market share. Instead, focus on the user's experience with your product. Convenience and usability are power..."

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