GamesMMOWorld of WarcraftWorld of Warcraft devs set about rebuilding “core parts” of the 20-year-old MMO’s infrastructure, accidentally making some of its raid content unplayableWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. GamesMMOWorld of WarcraftWorld of Warcraft devs set about rebuilding “core parts” of the 20-year-old MMO’s infrastructure, accidentally making some of its raid content unplayableWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. When you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. (Image credit: Blizzard) World of Warcraft’s first The War Within raid has been acting a little funny recently, and Blizzard confirms that background work on the 20-year-old MMO’s infrastructure is largely to blame. Thankfully, though, the recovery effort is already underway. Nerub-ar …