‘Angry Birds’ company is reportedly about to be sold for $1 billion… to Sega

Sega is reportedly close to buying Rovio Entertainment — the company that owns the Angry Birds mobile game franchise — for a whopping $1 billion,

. Sega may lock in the big deal by early next week, according to people speaking with WSJ.

It’s surprising to think that Sega — specifically, its parent company Sega Sammy Holdings — would want to spend so much on Rovio given the decline in popularity of…