Why did 1pg add 50% or $200m+ value in 7 days, page-2

Who would have thought that useless IT concepts like social networking, free internet searching would be worth anything without revenue.
As someone who has been in IT and involved in IT recruitment for 40 years, I can tell you that the "cost" of selecting suitable candidates for a job amongst the hundreds who apply is considerable and anything which will make that process more targeted and more accurate to select the best person is worth a lot.