diff --git a/sim/main.lua b/sim/main.lua
index 69b21d2..7d88022 100644
--- a/sim/main.lua
+++ b/sim/main.lua
@@ -12,10 +12,13 @@ dofile("port.lua")
 dofile("save.lua")
 
 OPT_TICK_ENABLED = true
-OPT_TICK_TIME = 0
+OPT_TICK_TIME = 0.001
 OPT_FX_UPDATES = true
 OPT_FX_TIME = 0.03
 
+local tickdelay = 0
+local ticksperinterval = 0
+
 bool_to_int = {[false] = 0, [true] = 1}
 
 local lastticktime = 0
@@ -45,12 +48,12 @@ end
 local function unitize(v)
 	local unit = 1
 	v = v*1000000
-
+	
 	while v >= 1000 do
 		v = v/1000
 		unit = unit+1
 	end
-
+	
 	local s
 	if v >= 100 then
 		s = "" .. round(v/10)*10
@@ -62,7 +65,7 @@ local function unitize(v)
 	else
 		s = 0
 	end
-
+	
 	return s .. " " .. units[unit]
 end
 
@@ -109,7 +112,7 @@ acceptclient()
 
 while 1 do
 	local line, err = client:receive()
-
+	
 	if not err then
 		local data = {}
 		local i = 1
@@ -120,17 +123,17 @@ while 1 do
 			data[i] = str or ""
 			i = i + 1
 		end
-
+		
 		local i = 1
 		while i <= #data do
 			if data[i] == "W" then
 				local min = vectotable(data[i+3])
 				local max = vectotable(data[i+4])
 				local bounds = {min[1], min[2], min[3], max[1], max[2], max[3]}
-
+				
 				local wire = Wire:new(tonumber(data[i+1]), tonumber(data[i+2]), bounds)
 				sim:addwire(wire)
-
+				
 				i = i + 4
 			elseif data[i] == "G" then
 				local objref = tonumber(data[i+1])
@@ -138,12 +141,12 @@ while 1 do
 				local position = vectotable(data[i+3])
 				local rotation = tonumber(data[i+4])
 				local gate = definition:constructgate(objref, position, rotation)
-
+				
 				sim:addgate(gate)
 				--print(gate.objref)
 				gate.definition.init(gate)
 				gate.definition.logic(gate)
-
+				
 				i = i + 4
 			elseif data[i] == "RW" then
 				sim:removewire(tonumber(data[i+1]))
@@ -162,7 +165,7 @@ while 1 do
 				local global = data[i+7]
 				local numports = tonumber(data[i+8])
 				local ports = {}
-
+				
 				for a = i+9, numports*5+i+8, 5 do
 					local port = {
 						type = tonumber(data[a]),
@@ -172,39 +175,39 @@ while 1 do
 						name = data[a+4],
 					}
 					ports[#ports+1] = port
-
+					
 					if not port.direction then print(line) end
 				end
-
+				
 				local definition = GateDefinition:new(objref, name, desc, init, logic, input, global, ports)
 				sim:addgatedefinition(definition)
-
+				
 				i = i + 8 + numports*5
 			elseif data[i] == "SL" then
 				local wire = sim:getwirebyref(tonumber(data[i+1]))
 				if wire ~= nil then
 					wire:setlayer(tonumber(data[i+2]))
 				end
-
+				
 				i = i + 2
 			elseif data[i] == "SP" then
 				local gate = sim:getgatebyref(tonumber(data[i+1]))
 				if gate ~= nil then
 					gate.ports[tonumber(data[i+2])]:setstate(toboolean(data[i+3]))
 				end
-
+				
 				i = i + 3
 			elseif data[i] == "SG" then
 				local wire = sim:getwirebyref(tonumber(data[i+1]))
 				if wire ~= nil then
 					wire.group:setstate(toboolean(data[i+2]))
 				end
-
+				
 				i = i + 2
 			elseif data[i] == "OPT" then
 				local option = data[i+1]
 				local value = tonumber(data[i+2])
-
+				
 				if option == "TICK_ENABLED" then
 					OPT_TICK_ENABLED = toboolean(value)
 				elseif option == "TICK_TIME" then
@@ -220,21 +223,21 @@ while 1 do
 					end
 					OPT_FX_TIME = value
 				end
-
+				
 				i = i + 2
 			elseif data[i] == "GINFO" then
 				local userid = data[i+1]
 				local objref = tonumber(data[i+2])
-
+				
 				local obj = sim:getwirebyref(objref) or sim:getgatebyref(objref)
-
+				
 				if obj ~= nil then
 					local info = ""
-
+					
 					if obj.logictype == 0 then
 						local numportsi = 0; for k, wire in pairs(obj.group.in_ports ) do numportsi = numportsi+1 end
 						local numportso = 0; for k, wire in pairs(obj.group.out_ports) do numportso = numportso+1 end
-
+						
 						info = "\\c5WIRE<br>" .. (obj.group.state and "\\c2ON" or "\\c0OFF") .. "\n" ..
 							"IN PORTS: " ..numportsi.."\n"..
 							"OUT PORTS: "..numportso
@@ -245,12 +248,12 @@ while 1 do
 							info = info .. (obj.ports[i].state and "\\c2" or "\\c0") .. obj.definition.ports[i].name .. (i ~= #obj.ports and " " or "")
 						end
 					end
-
+					
 					if info ~= "" then
 						client:send("GINFO\t" .. userid .. "\t" .. expandescape(info) .. "\n")
 					end
 				end
-
+				
 				i = i + 2
 			elseif data[i] == "SINFO" then
 				client:send("SINFO\t" .. data[i+1] .. "\t" .. sim.nwires .. "\t" .. sim.ngates .. "\t" .. sim.ninports .. "\t" .. sim.noutports .. "\n")
@@ -270,7 +273,7 @@ while 1 do
 					argv[#argv+1] = collapseescape(data[a])
 				end
 				sim:queuegateinput(gate, argv)
-
+				
 				i = i+2+argc
 			elseif data[i] == "SAVE" then
 				print("saving all data")
@@ -278,47 +281,48 @@ while 1 do
 			else
 				print("invalid data "..data[i])
 			end
-
+			
 			i = i + 1
 		end
 	elseif err == "closed" then
 		sim = Simulation:new()
 		acceptclient()
 	end
-
+	
 	local time = os.clock()
-
+	
 	if OPT_TICK_ENABLED then
-		if time - lastticktime >= OPT_TICK_TIME then
-			sim:tick()
-			ticks = ticks + 1
+		if time-lastticktime >= OPT_TICK_TIME then
 			lastticktime = time
-
-			local timetonext = time+OPT_TICK_TIME-os.clock()
-
-			local sleeptime = timetonext*0.9
+			
+			sim:tick()
+			ticks = ticks+1
+			
+			local sleeptime = time-os.clock()+OPT_TICK_TIME-0.03
 			if sleeptime>0 then socket.sleep(sleeptime) end
 		end
 	else
-		socket.sleep(0.1)
+		socket.sleep(0.05)
 	end
-
+	
+	lastticktime = time
+	
 	if time-lastfxtime >= OPT_FX_TIME then
 		sim:sendfxupdate()
 		sim:sendcallbacks()
 		lastfxtime = time
 	end
-
+	
 	if time-lastmeasuretime >= 0.1 then
-		if #avgticks >= 20 then
+		if #avgticks >= 10 then
 			totalticks = totalticks - table.remove(avgticks, 1)
 		end
-
+		
 		table.insert(avgticks, ticks)
 		totalticks = totalticks + ticks
-
+		
 		ticks = 0
-
+		
 		client:send("TPS\t" .. unitize((totalticks/#avgticks)/0.1) .. "\n")
 		lastmeasuretime = os.clock()
 	end