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Much greater FSD use. With more FSD use the roads become safer and other car manufactures are visibly shown to be further behind. Lower insurance cost for drivers. Both of which will help Tesla sales. (And eventually will reduce advertising income from other car makers)
A Tesla ought to really look as if it is a Tesla (or Cyber) to promote brand awareness. If it looks very different, then more education will be required. The more people see Teslas on the road, the more they will consider getting one.