Selfhood buckles under the weight of this commercial importance. In physical spaces, there’s a limited audience and time span for every performance. Online, your audience can hypothetically keep expanding forever, and the performance never has to end. (You can essentially be on a job interview in perpetuity.) In real life, the success or failure of each individual performance often plays out in the form of concrete, physical action—you get invited over for dinner, or you lose the friendship, or you get the job. Online, performance is mostly arrested in the nebulous realm of sentiment, through
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