Free-agent deals: Thumbs up or down?

Welcome to the 24 hours of offseason. Yes, it's been a wee bit frenetic out there, but I'm here to recap all the moves we're hearing about and tell you what it all means, along with my verdict (thumbs up or thumbs down) on each. We'll be adding to this list as the offseason goes on, although major deals will likely get their own treatment.

Celtics sign-and-trade Glen Davis to Magic for Brandon Bass: Thumbs down for Magic, Thumbs way up for Celtics.