Yes, which the article mentions: “So you get maybe 2x higher quality code for 1.25x the time — this trade is usually a good one to make on projects you'll have

Yes, which the article mentions: “So you get maybe 2x higher quality code for 1.25x the time — this trade is usually a good one to make on projects you'll have to maintain for a long time. N.B. Obviously, don't write literally everything twice. It's a heuristic. Apply intelligently.”