Both. Eligibility to start 2018 will be based on 2017 (5 starts or 10 games at a position), but positions can be added throughout the season if a player meets those thresholds.
We'll all have the rosters we finished with last year. Before the waiver draft and after the cut down, we'll select keepers (guys we didn't trade away and want to keep), and commishes will add the others. Then the waiver draft will consist of adding guys from free agency.
I don’t think it’s really hard to understand: they like the Milwaukee guys enough that the only package Toronto could offer that would beat it would be Vlad
The continued snubbing of Mussina is probably the most embarrassing aspect of the voting. He's pretty inarguably had one of the 30 best pitching careers ever, and there are no steroid issues to hold against him. It's just a complete inability to recognize how good he was.