LinkedIn’s 400 million users are worth some $60 each to Microsoft. The internet is not amused at the prospect of Microsoft-LinkedIn. Just as Microsoft’s purchase of Skype proceeded the explosion of rival messaging apps expect a surge when LinkedIn forces you to get a Microsoft login, use Outlook and becomes strangely incompatible with Apple products. It is the biggest tech deal this year and shows the game is not over in the tech bubble…

The business focused social network LinkedIn has just agreed to buy online learning company Lynda.com in a cash-stock deal worth $1.5 billion. The purchase is the latest in a series of major LinkedIn acquisitions, who have a reputation for aggressively consolidating their position as the go-to network for professionals.

Lynda.com was one of the online learning pioneers and have built themselves into a professional skills education powerhouse, offering tutorial videos for everything from computer programming to business management. By giving its 350 million users access to the Lynda.com platform, LinkenIn hope to build a reputation as an online destination for filling in gaps in peoples CVs as well as being a job vacancy portal.

Now if they could just stop spamming everyone’s email address…