Oh don't get me wrong, I know exactly what you did (and in full disclosure I went too quickly and burned myself), but I can give you a time stamp and...
We have the join date in our bios beside all our posts which should provide an indication as well. We could even colour that as a subtle distinction...
nah I got you. I was honestly wondering why we even needed to bother personally. If people feel the need, fine...I just don't really know why we need...