The committed voters are the ones who turn out for primaries and caucuses. Romney does have his work cut out for him in appealing to them. Plus he's a known quantity. The way he wins is by destroying his opponents and that is a very risky strategy.
You are right and I believe he has operatives right here on F.R., some subtle and some not so subtle, the non subtle ones are being weeded out but the digs at Sarah Palin continue by some Mitt pushers.
Not that she is beyond reproach but she is looking more and more like a Presidential candidate should look and act. She certainly has my support but I would support any conservative