EDIT reply:... Duh - forex - yeah - had folks in our Coworking space that were doing forex a few years back, and... I never connected that with what I was thin

EDIT reply:... Duh - forex - yeah - had folks in our Coworking space that were doing forex a few years back, and... I never connected that with what I was thinking. I was more thinking just... if I travel - if I buy some euros, then sell then when I get back and there's a profit (or loss) is that a taxable event? But... professional trading, yeah, seems obvious.