Out of all the failure domains I've dealt with as a Sysadmin, the most common I've seen across all models has been failing memory which was neck in neck with fa

Out of all the failure domains I've dealt with as a Sysadmin, the most common I've seen across all models has been failing memory which was neck in neck with failing fans on the active cooled items. I can't justify buying something that doesn't have replaceable memory given how common that failure is.