Everything that you don't believe is speculation. Bitcoin becoming the world's financial or succeededing is speculation.

There won't be any facts from Lyn unless she allows you to do a DNA test or if she shows you her dick(if she still has it)

If you never met or been around transgender people. You will have a hard time spotting them but people these days are becoming much more aware and there seems to be a tiny uptick in transgender people.

Whether she is or not is not really important but my gut feeling says yes.