diff --git a/reactor-plc/signal-router.lua b/reactor-plc/signal-router.lua
deleted file mode 100644
index 37a7610..0000000
--- a/reactor-plc/signal-router.lua
+++ /dev/null
@@ -1,159 +0,0 @@
--- reactor signal router
--- transmits status information and controls enable state
-
--- bundeled redstone key
--- top:
--- black   (in): insufficent fuel
--- brown   (in): excess waste
--- orange  (in): overheat
--- red     (in): damage critical
--- right:
--- cyan    (out): plutonium/plutonium pellet pipe
--- green   (out): polonium pipe
--- magenta (out): polonium pellet pipe
--- purple  (out): antimatter pipe
--- white   (out): reactor enable
-
--- constants
-REACTOR_ID = 1
-DEST_PORT = 1000
-
-local state = {
-    id = REACTOR_ID,
-    run = false,
-    no_fuel = false,
-    full_waste = false,
-    high_temp = false,
-    damage_crit = false
-}
-
-local waste_production = "antimatter"
-
-local listen_port = 1000 + REACTOR_ID
-local modem = peripheral.wrap("left")
-
-print("Reactor Signal Router v1.0")
-print("Configured for Reactor #" .. REACTOR_ID)
-
-if not modem.isOpen(listen_port) then
-    modem.open(listen_port)
-end
-
--- greeting
-modem.transmit(DEST_PORT, listen_port, REACTOR_ID)
-
--- queue event to read initial state and make sure reactor starts off
-os.queueEvent("redstone")
-rs.setBundledOutput("right", colors.white)
-rs.setBundledOutput("right", 0)
-re_eval_output = true
-
-local connection_timeout = os.startTimer(3)
-
--- event loop
-while true do
-    local event, param1, param2, param3, param4, param5 = os.pullEvent()
-
-    if event == "redstone" then
-        -- redstone state change
-        input = rs.getBundledInput("top")
-
-        if state.no_fuel ~= colors.test(input, colors.black) then
-            state.no_fuel = colors.test(input, colors.black)
-            if state.no_fuel then
-                print("insufficient fuel")
-            end
-        end
-
-        if state.full_waste ~= colors.test(input, colors.brown) then
-            state.full_waste = colors.test(input, colors.brown)
-            if state.full_waste then
-                print("waste tank full")
-            end
-        end
-
-        if state.high_temp ~= colors.test(input, colors.orange) then
-            state.high_temp = colors.test(input, colors.orange)
-            if state.high_temp then
-                print("high temperature")
-            end
-        end
-
-        if state.damage_crit ~= colors.test(input, colors.red) then
-            state.damage_crit = colors.test(input, colors.red)
-            if state.damage_crit then
-                print("damage critical")
-            end
-        end
-    elseif event == "modem_message" then
-        -- got data, reset timer
-        if connection_timeout ~= nil then
-            os.cancelTimer(connection_timeout)
-        end
-        connection_timeout = os.startTimer(3)
-
-        if type(param4) == "number" and param4 == 0 then
-            print("[info] controller server startup detected")
-            modem.transmit(DEST_PORT, listen_port, REACTOR_ID)
-        elseif type(param4) == "number" and param4 == 1 then
-            -- keep-alive, do nothing, just had to reset timer
-        elseif type(param4) == "boolean" then
-            state.run = param4
-
-            if state.run then
-                print("[alert] reactor enabled")
-            else
-                print("[alert] reactor disabled")
-            end
-
-            re_eval_output = true
-        elseif type(param4) == "string" then
-            if param4 == "plutonium" then
-                print("[alert] switching to plutonium production")
-                waste_production = param4
-                re_eval_output = true
-            elseif param4 == "polonium" then
-                print("[alert] switching to polonium production")
-                waste_production = param4
-                re_eval_output = true
-            elseif param4 == "antimatter" then
-                print("[alert] switching to antimatter production")
-                waste_production = param4
-                re_eval_output = true
-            end
-        else
-            print("[error] got unknown packet (" .. param4 .. ")")
-        end
-    elseif event == "timer" and param1 == connection_timeout then
-        -- haven't heard from server in 3 seconds? shutdown
-        -- timer won't be restarted until next packet, so no need to do anything with it
-        print("[alert] server timeout, reactor disabled")
-        state.run = false
-        re_eval_output = true
-    end
-
-    -- check for control state changes
-    if re_eval_output then
-        re_eval_output = false
-
-        local run_color = 0
-        if state.run then
-            run_color = colors.white
-        end
-
-        -- values are swapped, as on disables and off enables
-        local waste_color
-        if waste_production == "plutonium" then
-            waste_color = colors.green
-        elseif waste_production == "polonium" then
-            waste_color = colors.cyan + colors.purple
-        else
-            -- antimatter (default)
-            waste_color = colors.cyan + colors.magenta
-        end
-
-        rs.setBundledOutput("right", run_color + waste_color)
-    end
-    
-    modem.transmit(DEST_PORT, listen_port, state)
-end
diff --git a/reactor-plc/startup.lua b/reactor-plc/startup.lua
index 3f1c29a..11a9982 100644
--- a/reactor-plc/startup.lua
+++ b/reactor-plc/startup.lua
@@ -95,14 +95,14 @@ while true do
         end
     elseif event == "modem_message" then
         -- got a packet
-        -- feed the watchdog first so it doesn't uhh,,,eat our packets
+        -- feed the watchdog first so it doesn't uhh...eat our packets
         conn_watchdog.feed()
 
         local packet = plc_comms.parse_packet(p1, p2, p3, p4, p5)
         plc_comms.handle_packet(packet)
 
     elseif event == "timer" and param1 == conn_watchdog.get_timer() then
-        -- haven't heard from server recently? shutdown
+        -- haven't heard from server recently? shutdown reactor
         iss.trip_timeout()
         print_ts("[alert] server timeout, reactor disabled\n")
     elseif event == "terminate" then