AdvertisementSKIP ADVERTISEMENTYou have a preview view of this article while we are checking your access. When we have confirmed access, the full article content will load.What Caused Such a Widespread Tech Meltdown?There have been two issues affecting Microsoft systems in quick succession, adding to the confusion over a global outage.Travelers wait to check in at the airport in Hamburg, Germany, on Friday.Credit...Bodo Marks/DPA, via Associated PressJuly 19, 2024Updated 7:24 a.m. ETAn outage ha...