While watching a dvd video last night i did noticed artifacts that wasn't there the day before. Do not know if it is related though but seems it could be.
Microsoft Confirms Botched MS13-057 Windows 7 Update:
http://news.softpedia.com/news/Microsoft-Confirms-Botched-MS13-057-Windows-7-Update-368698.shtml
http://news.softpedia.com/news/Microsoft-s-MS13-057-Update-Also-Breaks-Down-YouTube-Videos-Some-Games-368018.shtml
The patch is still being delivered through Windows Update, but Microsoft will most likely release a fix in the next few days.