For those still using LE 5.52 (i.e. have not yet upgraded to 6) a new patch has been released for 5.5. The patch is 700 MB and brings a few new features, many bug fixes, and further increases in performance. You can get this as a CD or you can download it from here:

http://www.pinnaclesys.com/supportfi...d_ed_v5.62.exe