Serebryannikov/Getty Images The fact that consumer technology has advanced enough for 3D printers to even exist is an undeniable sign of how far we've come. Unfortunately, no matter how capable our hardware becomes, we still haven't figured out how to make it last forever. The same is sadly true for 3D printers — sooner or later, they will begin to exhibit signs of inevitable failure, from consistently low-quality prints to constant freezes and failures. While they are increasingly common, 3D printers are extremely complicated pieces of equipment with numerous moving parts and programmed routines. Much like an elaborate watch, the moment one of those elements falls out of step, it can have a ripple effect on the rest of the device's operation.…