>>I want to write that method as String extension,
>> BTW. Do you think it's a good idea or better keep it as a separate method in the base class?
>
>Wouldn't have thought it a good candidate for an string extension method - to my mind any string extension method should work for any string otherwise it can be confusing to the user.....

Ok, it's settled then. I guess I need to stop wondering and start working on this now.