In case you’re wondering, the answer is yes, this is how this Celtics’ season is going to transpire. It will be filled with ups and downs, soaring confidence and bewildering disappointment, virtual certainty and mass confusion.
Friday night offered more of the negative. The Celtics were dusted by the Portland Trail Blazers, 109-96, at TD Garden, a rather predictable loss to a better team. Portland has gone through a series a rebuilding projects and appears ready to take the next step, and the Trail Blazers showed enough poise to stave off Boston rallies and pull away.