Good to have another authentic person here, and with your mentioned experience and I feel lucky to stray into your profile.
arthur.grafo is older than you and is here.
lemouth may be older too.
pibara, dragosroua and sircork are about as old.
Here is one of the most illuminating observations I found about the cryptocurrency market here and everywhere:
https://steemit.com/ico/@biophil/how-icos-inflate-the-cryptocurrency-market-cap
I brought it because I saw you mentioned your portfolio.
I am in no position to recommend anything to anyone or have any idea where any market is heading.
I have my beliefs and expectations, but was proven wrong in the past too often and am historically at a big net loss, so whenever you see my opinion, beware of it.
Here is another thing I found:
https://steemit.com/crypto/@ranchorelaxo/crypto-mind-map-work-in-progress