Scaling Dunbar's number up to billions of people is hard even with augments, so you can lend your voice to an Übermensch: A meta-person that represents you and thousands of others, which talks to other Übermenschen to get person-years of communication done in mere minutes
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Unfortunately, your representative is guaranteed (by his Ubermensch status) not to listen to you or cater to your needs. You would wonder if you'd be better off with an egregore, but if you did that you'd be crushed, probably.
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