DC, the question wasn't about the rights or wrongs..or the implications to us as employees of various summer focused airlines.
Just as you say it could set a precedent, but so what? not everyone is in a position to accept a contract along those lines (nor could they afford to) but there are some for whom this a viable option.
Surely being able to offer your employer flexibility is every bit as valuable as being able to commit to a full time position?
Playing devils advocate for a moment....working part-time could also set a precedent that could be construed as detrimental to your job security.
As far as the roles being reversed, well, that is a very real possibility, however, the flight crew labour market has become increasingly fluid these day and I am sure it will continue to do so. Despite what you or I think regarding our differing perspectives, employers will ultimately decide on whether or not they require contractors.
And you did lecture...just a bit