Celtics’ end of roster battles far from over

James Young has made the Celtics’ roster. He described the feeling as better than being drafted.

A season ago, R.J. Hunter, Terry Rozier, Jordan Mickey, and Young toiled away with the reality of being young players in the Celtics’ system. The organization shuttled them between Maine and Boston, but their jobs were reasonably secure.

This season, expectations are higher, and roster spots were harder to come by. A better roster pushes the back end of the lineup further to the edge of a cliff.

Suddenly, as if watching his NBA career flash before his eyes, James Young surged into high gear during the preseason. He secured the 15th roster spot by beating out R.J. Hunter, but by all accounts the…