You don't actually have to endure microgravity for the whole trip. Tether two Starships and spin, and you've got gravity. Musk mentioned a few months ago that t

You don't actually have to endure microgravity for the whole trip. Tether two Starships and spin, and you've got gravity. Musk mentioned a few months ago that they were considering it. Couple years ago I worked out what the cable mass would have to be, and it really wasn't bad. There's even a Kevlar-equivalent that stands up well to space radiation.