A:AnswerUnfortunately, I am unable to offer a timeframe as to when the mount will be available. You can signup to be notified when it is available by visiting https://www.lg.com/us/tv-audio-video-accessories/lg-wb21lgb. ^Daphane
A:AnswerI cannot provide a lifespan/expectancy for any TVs. Please reach out to our support team via private message on Facebook @LGUSSupport use #VOC in your first message to our social media support team. You can also try the forums on https://www.facebook.com/LGUSA; they are a great resource for getting help from other LG customers. Thank you. ^Daphane