I think you're doing a smart thing. I'm 60, so it makes sense for me as well, as the rules are a little more favorable for people over 59-1/2.
But really, everyone should consider this move, if they truly believe Anavex will be worth more than $3B in the future...even if they would have to pay additional income tax, the following year, on the converted shares sold to pay the conversion tax (by not waiting 5 years).