Big Ed’s Mailbag: Should Mavs rely on two 3-and-D starters?

We are getting close to the time in an NBA season when fans start wondering what their team’s identity will be.

Some develop a gritty, battle-scarred demeanor.

Others rely on their offense and finesse.

Some simply fade into the wallpaper, never to be heard from again in the big picture.

The Mavericks? They fashion themselves as a defense-first team that tries not to rely solely on Luka Don\u010di\u0107, but often has to.

Nothing wrong with that. Franchises blessed with generational talents are supposed to ride them. That’s what you do when you have a Secretariat.

Jason Kidd likes to say that an NBA season doesn’t really start to take shape until Christmas.

But what if this is what the Mavericks…