Did you know there are businesses out there that are still using programs made in DOS era (especially those made in FoxPro) and work perfectly? Or did you took a look at ATM's and seen that majority still have that WindowsXP look'n'feel? Not everybody needs the latest and greatest, you know?

In that spirit, let's see your questions:

1-Once in a life time; 2-Yes;3-No;4-Nothing, see 1st answer.