Initially when I installed Natty, JRE was not installed for libreoffice. Later I came to know installing JRE i.e., libreoffice-java-common
will lead to performance improvements. So installed it and in LO options selected enable java runtime. But I noticed a heavy degradation in the performance. LO was taking more time to load, scrolling through pages became very slow and what not!
So now I wonder what purpose does JRE in LO serve?
From the OpenOffice wiki:
For details, see the Ask LibreOffice question What features absolutely require Java ? which hopefully will track the current status.
There are some projects to replace the current Java dependencies, e.g.: