Previously I discussed the dangers of the media, pointing to numerous examples, from Google and Yahoo! to Wikipedia. I also discussed how Wall Street and venture firms orchestrate pump-and-dump schemes. And I have attempted to tie all of this into Facebook. Part 1 Part 2 Part 3 Part 4
As I have stated before, I can almost guarantee you that LinkedIn (LNKD) and Groupon (GRPN) will trade significantly lower than their IPO debut in coming years if not sooner. Although it is impossible to know the fate of these overvalued firms for certain (because the cash they have raised in their IPO enables them to acquire a host of other Internet assets), my guess is that LinkedIn and Groupon will trade in the single digits within 2-4 years.