<prompt> Translate the following text to SwahiliExchanging stuff for eyeballs makes sense as long as the cost of providing the stuff is less than the value of the eyeballs to advertisers.  <response>: Kubadilishana vitu kwa vioo vya macho ni busara kwa muda mrefu kama gharama ya kutoa vitu ni chini ya thamani ya vioo vya macho kwa watangazaji. 