For what it's worth some of my take aways for why it's different are: 1) I don't see it effecting the tech industry as a whole to the level it did then. 2) It

For what it's worth some of my take aways for why it's different are: 1) I don't see it effecting the tech industry as a whole to the level it did then. 2) It's not leaking out of the tech industry into the media, other industries, the financial world or popular perception to the same extent. 3) The amount of money flowing into tech and especially startups is significantly less now (proportionally). 4) There are many established business models that use the internet now while in 1999 there was much more speculation and few proven models.