You can mount ext4 readonly, depending on the feature used at creation, but you are right, there aren't so many filesystems available for RW. There are many th

You can mount ext4 readonly, depending on the feature used at creation, but you are right, there aren't so many filesystems available for RW. There are many things missing in obsd, but overall, I find the experience on a thinkpad relaxing enough to be worth it.