Why should independents pay for partisan primaries?

With California’s March presidential primary less than eight months off, herds of candidates arrive in the state regularly, seeking both votes and campaign cash.
But one often unspoken question remains about that vote, which will look very different from most other primaries in this state: Why should people who declare themselves independent, no party preference (NPP) voters pay for a primary where they can’t vote for anyone they please?
This question arises because state government