[rokhayakebe]

What are the complete disasters and how did you come to the conclusion that they weren't worth the price they paid?

Genuinely curious.

[nullrouted]

Broadcast.com

http://en.wikipedia.org/wiki/Broadcast.com

Made Mark Cuban some money but it never turned a profit for Yahoo and they don't have anything in that space anymore.

You can look at the entire list here:

http://en.wikipedia.org/wiki/List_of_mergers_and_acquisition...!

A couple of others that stand out: GeoCities, Zimbra (Yahoo bought it for $350 Mil, sold it to VMware for less who sold it down the road as well), etc.

[kenrikm]

Well not all the acquisitions were bad.. ViaWeb ;-)

[shenoyroopesh]

Flurry. Another acquisition that continues to lose money.