sentences:  To be easily movable, each type of flare, including directories, has been reimplemented as a two files set, the first containing flare information (metadata) and the second containing flare content.Moving flares across lava ring is called "load balancing" and is done to leverage load inequalities between nodes in the attempt to provide best performance.The internal engine of Magma is called "flare system" and is implemented as a layered stack.