My main concern is the pro-life issue.
....
...Agreed, the GOP is loaded with RINO's and Neo-cons.
Personally I am an independent (small "i") "No preference" in the State of WA.
Actually, I would encourage to register with a major party - and then get involved with your local county or City parties. AS an active member - and/or officer - than you could help shape the platform for your local party.
Here in NY State, I am on the county committee - and with the fusion ballot, we have an understanding with the Republican party.