No problems. I suspect the spyware program is the main concern at present. I was just wondering about your earlier issue about LW crashing. Purging simply means to delete your incomplete files. You know what URL links are don't you? You simply click on the underlined http links I left to find out more about that issue (such as the one below.)

Difference between LW 4.9.37 & 4.10 are some bug fixes & improvements in the Spam filter. For some points on each version, see http://www.limewire.com/english/cont..._history.shtml