- Fixes a runtime in preferences.dm created by the Patreon PRs,
triggered when an ERT, SIT, or any other clientless mob uses
"var/datum/preferences/A = new()".
- Fixes a bug where, if a SIT is spawned with the 'choose manually'
option, one fewer person than intended is pulled in.
- Fixes syndicate headset not being included in the SIT member's notes.
- Deletes commented code.