it puts everything in `~/.grepslak` room by room, so if you want to search multiple rooms because you know a message is in like one of 6 rooms but you can't rem

it puts everything in `~/.grepslak` room by room, so if you want to search multiple rooms because you know a message is in like one of 6 rooms but you can't remember which, download all 6 rooms and grep just the contents of those 6 rooms.