Zorin 16 pro future major update

[zabadabadoo]

See this:

How long will zorin be supported for?

Each release requires a purchase in order to cover the costs of developing each release. Zorin OS is what the ZorinGroup do full-time. You wouldn't expect to buy a car, then when a new model is released, be able to "upgrade" to the New Car for free just because you bought a previous model, would you?