Exactly this. I've tried hacking together a syncing solution on both Android and iOS, from Syncthing, to Git via Termux (Android) or Working Copy (iOS). I didn't try NextCloud or Dropbox etc, but that Obsidian Just Works(tm) as smoothly as Apple Notes (but is available as a full-featured desktop app in Linux -- I know Apple Notes has a - slightly janky - web interface)... I was happy to pay for the sync and stop worrying about checking on my sync status or remembering to push my commits.
Plus the hotbar on mobile makes it easy to do bullets/checkboxes, as easy as typing on my computer keyboard.
Plus the hotbar on mobile makes it easy to do bullets/checkboxes, as easy as typing on my computer keyboard.