How close is Starship, and why does reusability matter so much?

TL;DRIn Oct 2026 he said the next flight, about 4–6 weeks away, would try to catch the ship as well as the booster: the first full recovery of an orbital-class rocket. Reusability matters because single-use transport is extremely expensive; no city on Mars without low-cost reusable rockets.As of Oct 2026
ALSOWhy are reusable rockets so important? If transport isn't reusable it's extremely expensive. Imagine a single-use car. “if it's not reusable it's extremely expensive” (Third Row Tesla Podcast – Episode 7 - Elon Musk's Story - Director's Cut @ 1:49:48, Feb 9, 2020)