Still never had a problem and my online banking is fine. I have had two occasions of ID theft - one from Morrisons and the other a restaurant. In both cases the bank repaid within 5 days.
There's a simple reason. When you "uninstall" it, why does it leave ANYTHING? After all, if you are getting rid of that programme you will want EVERYTHING deleted, you want no reference to the programme what you are getting rid of.
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Many progs leave SOMETHING behind. Try re-installing a programme you were using some time ago.......simples.
If you want to get rid of stuff use CC Cleaner and clean the registry, and the rest of the computer, and you see most times what is hanging around IF, and I do mean IF, you really know the base words you are looking for.