By news@appleinsider.com (Mike Peterson) Investment management company Blackstone will acquire International Data Group (IDG) — and its portfolio of long-running tech publications including MacWorld — for $1.3 billion.Credit: IDGBlackstone signaled plans to purchase IDG from Oriental Rainbow, a subsidiary of China Oceanwide Holdings Group, on Thursday. IDG is a market intelligence firm that also owns several technology publications….

Source:: Apple Insider