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Proof of work is not a financial instrument. Proof of stake means the holder gets paid additional stake for holding. Same as in a savings account.
The fact that this is a cryptocoin does not make any difference. It is a negotiable item, which earns interest, and is being sold by unregistered persons. It is no different than buying a bond.
Your interpretation is based on assumptions which don't seem to be true.
I havn't seen any point where crypti is stating to be an inflationary crypto.
If the scheme is similar to NXT, only transaction fees are redistributed. There is no jurisdiction which equals the earning of transaction fees with interest.