How do YOU set VTF on your Rega arm??

I'm curious as to how many people (on the non-250 arms) use the spring-loaded mechanism to set their VTF, and how many bypass it and use a scale and the counterweight (or Michell TecnoWeight). In other words, how many feel strongly about the 'spring' effect on the arm's sound? (or feel that Rega's notion that it helps track warped records is correct-if my understanding of their intention is correct