He talked about tv+twitter for almost 10mins, interesting...
Twitter is widely used by many people, but still for many people (investors included), it hasn't shaken the prevailing notion that it is useless. I think he's talking about TV which people understand better to suggest that Twitter is becoming as ubiquitous as TV.
Twitter's IPO Roadshow
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Re: Twitter's IPO Roadshow
#12Can't help but notice Costolo touting stuff that used to be good about Twitter but that they've since messed up. "Users can follow only the things they want to follow."[1] But now the mobile app shows push notifications for irrelevant events, like 3 people you follow following another person. Can't turn it off. So no, users are no longer in full control of what they see. "The 140 character limitation means informatio…
> rationally as an investor. Shouldn't you just buy an index fund, as a rational investor?
That said, for those not willing to actively follow their investments, index funds are the rational choice.
Re: Twitter's IPO Roadshow
#13Earlier quoted context omitted.
> rationally as an investor. Shouldn't you just buy an index fund, as a rational investor?
Think about it, market actually would be very inefficient if everyone bought nothing but index funds it would be quite Harrison Bergeron like. You need speculators/investors. That said, for those not willing to actively follow their investments, index funds are the rational choice.
Turning to the question at hand, at some level, your argument is of course correct, but we're pretty far from it in practice.