It is hardly a secret that Facebook likes to play fast and loose when it comes to mobile resources. Don't believe us? Just check your currently running apps and services. Oh, and the social giant's decision to decouple the Messenger functionality and spin it off as a separate app definitely didn't help either. Still, Facebook is like an addiction that most of us can't really shake and luckily workarounds do exist. The most notable being Facebook Lite, originally announced in 2015. However, it seems old habits are hard to get rid of and Facebook has now released yet another lite...
Source: http://www.gsmarena.com/facebook_unveils_messenger_light_for_android-news-20836.php