i think it's even simpler - there are not that many people out there who love obsessing about typography - the few that do have figured out that they can make

i think it's even simpler - there are not that many people out there who love obsessing about typography - the few that do have figured out that they can make a viable business of selling typefaces for slightly less than the cost of licencing helvetica - writing a document like the one linked here makes people feel a bit better about cutting a big cheque for a typeface