"defaults in the corporate bond market are unlikely to have significant ripple effects across the system" Is there any reason to believe that we have got any b

"defaults in the corporate bond market are unlikely to have significant ripple effects across the system" Is there any reason to believe that we have got any better at understanding these kind of effects than before 2008? A lot of people were thinking they were safe in 2008 only to find out that they were just as doomed as everyone else.