"With the launch of Season 10 Sector Space will be comprised of only three maps, with each one representing a quadrant that exists in STO. Yes, the sector walls are coming down!" (r/sto)

In reply to a post on r/sto:

"With the launch of Season 10 Sector Space will be comprised of only three maps, with each one representing a quadrant that exists in STO. Yes, the sector walls are coming down!"