IJN CVs didn ' t exist . Was this really early in the alpha , then ? Because even in Alpha , IJN CVs were added later on , with the likes of Akagi and Shinano . Shoukaku was called Zuikaku . <| sep |> I would suggest to wait for amd vega instead . Or did you manage to OC 3 of those to 75 hz without frameskipping ? <| sep |> lol I was listening to some really dark metal watching this and it was kinda cool . Like the kid was in some kind of sick rampage . I dunno . <| sep |> Dat smug smirk . <| sep |> I had a very similar problem updating a late 2011 mac mini from 10 . 9 . 5 to 10 . 11 . It was going to take something like a half hour so I changed monitor inputs . When I changed back ~ 45 min later the screen went to standby against my better judgement , I hard restarted . Chances are your HD is corrupted . OS X can ' t help itself when unexpectedly losing power . Seemingly harmless acts like not ejecting a USB drive or a single hard shutdown ask how I know can make them unreadable to the system . The fact that it ' s boot looping hopefully means it ' s nothing too complicated . I ' ll dispense with the usual Back up your files with Time Machine and take your mac in for $ 90 hr servicing ASAFP crap . You asked how to fix it . Just a head ' s up if you have reason to believe your hard disk could be failing it clicks , scratches , you can ' hear the data ', you may only get a couple shots at this . If there ' s anything on there you want to keep , getting it off should be your first priority . It doesn ' t sound like that is the case , however , so to find a good Have you tried booting into safe mode ? usHT 201262 If that doesn ' t help , try using Disk Utility to repair the disk and Macintosh HD volume from Recovery . Sometimes running the repair a couple times is all it takes . Let me know what happens with disk utility .