“ In this mode of communication, our concerns resemble those of signal processing: speed, efficiency, error correction, noise, protocol negotiation, latency. We don’t ask if someone has time, we ask if they have bandwidth; a person requesting an update may send reply to an email with a single word — ”Ping”; some messages may be compressed to where they can fit in the subject line, and the sequence “EOM” appended to it; and lengthy messages become a sign of rudeness. ”