Each year, it’s in with the new and out with the old in the world of tech.

The reasons are manifold for why a product can meet its end.

Perhaps it was old and simply outdated.

Maybe it was risky and flopped.

Or it could be a simple case of an eccentric billionaire destroying it just because.

This year, we saw history repeat itself andGoogle discontinue its Google Glass AR headsetagain.

We also witnessedMicrosoft shutter AltspaceVR, its social VR platform.