Now there is a guy that makes unofficial fixes.
And by the looks of it he has no plan of giving up XP because he has been busy:
List of fixes XP SP4
He has made a Service-pack 4 and implemented a lot of quick fixes.
Many users — including me — who won't be able to upgrade their old machines to a newer OS would like to easily install all Windows updates in one convenient package. For this reason, I started working on a Service Pack 4 package.
Naturally Microsoft does not support this:
Of course, Microsoft does not recommend anyone to install this, but such a service pack is clearly worth a shot if you're still on Windows XP and you don't plan to upgrade anytime soon
Microsoft's attempts to kill Windows XP seem to fail. This might be worth a try.
More here
And there might be yet a better way of continuing with XP - Tips coming up....