Well worth a read, "NdPr is a core enabler of the electrification era of our society and lacks any real substitution threat on the horizon"
http://www.peakresources.com.au/wp-content/uploads/2018/05/Peak-Resources-NdPr-White-Paper-NdPr-The-Biggest-Blind-Spot-in-the-Global-Commodity-Market-x-.pdf
DYOR