Jason Calacanis is suddenly in love with LinkedIn, finding it a crucial business tool, instead of an annoyance. He likes their job-search features. Finally good to see that he is figuring out some of the good things about LinkedIn, though annoying email requests are still annoying. Hey Jason, I hope the change of heart isn’t because your new employer is Sequoia Capital, incidentally a backer of LinkedIn? Here is Jason’s profile on LinkedIn. Send him an email and get connected with him!