Now LinkedIn has about 450 Million users around the globe. 128 million from US, 104 million from Europe, 92 million in Asia and rest from other part of the world.
In its very first week of launch, 2708 member signed up for linkedin.
Reid Hoffman was first to bring investors to Mark Zuckerberg for his Facebook venture. Apart from this Hoffman has also invested in Airbnb, Zynga and other start ups.