For a couple of years, BlackViper's tweaks were a regular part of my
post-install routine. After doing my usual fixes (disabling graphic
ornaments, indexing, system restore; removing Windows Messenger, etc),
I'd use a backup copy of his site as reference to finish the job.
A couple times, however, I put it off for a few weeks and noticed that
there wasn't much improvement in speed or memory use after I finally got
around to it. So, I Googled a bit to see if my perception was off, and
this was one of the things I found:
<
http://forums.anandtech.com/messageview.aspx?catid=34&threadid=1678445
&enterthread=y>
The results of his tests - that performance for some tasks were barely
improved and most were marginally degraded - buttressed my suspicions
that it just isn't worth the bother.
YMMV, of course.