gistfile1.coffee

async.waterfall [
    (next) ->
        users = red back.createHash 'facebook_uids'
        console.log '1'
        next null, users
    , (users, next) ->
        console.log '2'
        users.get fbMetadata.uid, (err, reply) ->
            console.log "3 = #{ reply }"
            next null, reply
]