Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
Simple modifiers are those that were not intended to alter characters, so Control and Alt qualify.
WIP: Depends on !304 (merged)
WIP: Eliminate stateful locks from the history of this.
WIP: based on !330 (merged)