All coins were created at genesis block. All coins from genesis were bought by people. There is not one nxtcoin in existence that wasn't bought by someone.
Am I right?
- yes, you are 100% right. Even the creator, BCNext, spent 1 BTC to take share in the Genesis block (there was a cap - 1 BTC for participant):
My stake is/will be 1 BTC worth. I will not get any NXT for free.
And the creation of the Gen.block was fully public:
https://bitcointalk.org/index.php?topic=303898.msg3652710#msg3652710 .