The one year old Nexus 5 may be fit for scrap if it suffers from hardware failures because a certain not specified part is out of stock and won't be available anymore. Instead, LG offers a refund, users on reddit report.
http://www.notebookcheck.net/Google-LG-Nexus-5X-LG-offers-refund-because-an-essential-part-is-out-of-stock.185763.0.html