FriendlyARM does introduce the term LTS for SBCs   For the following NanoPis the will now promise LTS: - NanoPi NEO Core2-LTS = http://www.friendlyarm.com/index.php?route=product/product&path=69&product_id=211 - NanoPi NEO2-LTS = http://www.friendlyarm.com/index.php?route=product/product&product_id=180 - NanoPi NEO Air-LTS = http://www.friendlyarm.com/index.php?route=product/product&path=69&product_id=151   This is a quote from their webpage