diff --git a/demo/src/ReplicatedStorage/start.luau b/demo/src/ReplicatedStorage/start.luau
index d74afa8f..81e19d02 100644
--- a/demo/src/ReplicatedStorage/start.luau
+++ b/demo/src/ReplicatedStorage/start.luau
@@ -18,14 +18,16 @@ local function start(modules)
 		return true
 	end)
 	if RunService:IsClient() then
+		local player = game:GetService("Players").LocalPlayer
+		local playergui = player:WaitForChild("PlayerGui")
 		local client = jabby.obtain_client()
-		local dtor
 		UserInputService.InputBegan:Connect(function(input)
 			if input.KeyCode == Enum.KeyCode.F4 then
-				if dtor then
-					dtor()
+				local home = playergui:FindFirstChild("Home")
+				if home then
+					home:Destroy()
 				end
-				dtor = client.spawn_app(client.apps.home)
+				client.spawn_app(client.apps.home)
 			end
 		end)
 	end
diff --git a/demo/src/ReplicatedStorage/std/scheduler.luau b/demo/src/ReplicatedStorage/std/scheduler.luau
index 82c21e47..2f0bca67 100644
--- a/demo/src/ReplicatedStorage/std/scheduler.luau
+++ b/demo/src/ReplicatedStorage/std/scheduler.luau
@@ -71,14 +71,7 @@ do
 
 	local function run()
 		local id = sys.id
-		local system_data = scheduler.system_data[id]
-		if system_data.paused then
-			return
-		end
-
-		scheduler:mark_system_frame_start(id)
-		sys.callback(dt)
-		scheduler:mark_system_frame_end(id)
+		scheduler:run(id, sys.callback, dt)
 	end
 
 	local function panic(str)
@@ -86,43 +79,40 @@ do
 		task.spawn(error, str)
 	end
 	local function begin(events: { Systems })
-		local threads = {}
+		local connections = {}
 		for event, systems in events do
 			if not event then
 				continue
 			end
 			local event_name = tostring(event)
-			threads[event] = task.spawn(function()
-				while true do
-					dt = event:Wait()
-
-					debug.profilebegin(event_name)
-					for _, s in systems do
-						sys = s
-						local didNotYield, why = xpcall(function()
-							for _ in run do
-								break
-							end
-						end, debug.traceback)
-
-						if didNotYield then
-							continue
+			connections[event] = event:Connect(function(delta)
+				debug.profilebegin(event_name)
+				for _, s in systems do
+					sys = s
+					dt = delta
+					local didNotYield, why = xpcall(function()
+						for _ in run do
+							break
 						end
+					end, debug.traceback)
 
-						if string.find(why, "thread is not yieldable") then
-							panic(
-								"Not allowed to yield in the systems."
-									.. "\n"
-									.. "System: "
-									.. debug.info(s.callback, "n")
-									.. " has been ejected"
-							)
-							continue
-						end
-						panic(why)
+					if didNotYield then
+						continue
+					end
+
+					if string.find(why, "thread is not yieldable") then
+						panic(
+							"Not allowed to yield in the systems."
+								.. "\n"
+								.. "System: "
+								.. debug.info(s.callback, "n")
+								.. " has been ejected"
+						)
+						continue
 					end
-					debug.profileend()
+					panic(why)
 				end
+				debug.profileend()
 			end)
 		end
 		return threads
diff --git a/demo/wally.toml b/demo/wally.toml
index 3cc6f1c8..1c298f0c 100644
--- a/demo/wally.toml
+++ b/demo/wally.toml
@@ -5,4 +5,4 @@ registry = "https://github.com/UpliftGames/wally-index"
 realm = "shared"
 
 [dependencies]
-jabby = "alicesaidhi/jabby@0.1.0"
+jabby = "alicesaidhi/jabby@0.2.0-rc.3"