Hmm, how strange - my reply was before all this discussion... either my Opera have really old cash, either you are very fast typers.
For me TC have three priceless options:
1. It could search even text inside files, even in most archives.
2. It have
RETRY! I missed this option for scratched CD/DVD since Norton Commander times, and I am very grateful to Mr.Ghisler that he returns it to me.
3. It could made multi-rename numerous files by mask, with replace, etc.
Of course, it have much more options, but most of them can be found in other file managers.
P.S. I am, in Russia, use in need
CureIt. It is stand-alone module of great Dr.Web - and I think it is best and fastest antivirus on Russian market. Actually, I cannot compare it only to Norton Antivirus, because I never had it. Others significantly worse. It updated hourly, AFAIK.