They plan to collect 3.32 million (cap / goal) which is 50% of SDC in circulation based on coinmarketcap. ...
From FAQ
Will the token exchange be capped?
... Once (or if) all SDC tokens are converted into PART the exchange will be complete.
That "
all" could also mean all 6,641,021 SDC in existence.
So is there a 3.32 million SDC cap - or not?