I do find this thread is amazing by a simple question and very awesome answer by cargame.nl.
Somehow I cant stop smiling on this. I say this might be considered seriously thread of the year 2017 in lfs forums.
( I did post because this is newest thread )
( Yes, and if you would have bought S3, S2 and S1 would have included as well. If you are going to buy S3, it costs to you now only as much as S1, due the you have already S2. )