Lots of potential issues either way.
What if a WRC2 goes into a snowbank while already in the stage in that situation? His time loss wouldn't
more like 5mm . But I think the bigger effect than weight is that it blocks the air vents at the back. Also, that picture is from M-Sport test when
If all WRC2 cars will be affected by Bertelli or Tuohino in a snowbank, it is better to give them same time than making some "random" notional
If Bertelli is in a snowbank 10 minutes into the stage, all the WRC2 cars have already started the stage, so they can only prevent the WRC3 from starting