The technical side to it I'm not sure of the details. It's more-so the information such as I 'think' such as 'perhaps' the hashing or storage of the information in Java. That would make sense for Shared files at the very least.

On Mac OSX, the system uses a lot of virtual memory, the VM usage of java increases the longer LW is open, also increases with all those things i suggested in my previous post. I'm not sure how this differs on windows.