diff --git a/src/main.zig b/src/main.zig
index 4feb37d..c5fa292 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -5,72 +5,80 @@ pub fn main() !void {
     defer _ = gpa.deinit();
     const allocator = gpa.allocator();
 
-    var input = Signal{ .digital = 1, .analog = 0.5 };
+    // var input = Signal{ .digital = 1, .analog = 0.5 };
 
     var circuit = Circuit.init(allocator);
     defer circuit.deinit();
 
-    var not1 = try circuit.addComponent(Not);
-    not1.invert_output = false;
-    not1.component.inputs.items[0] = .{ .signal = &input }; // manually set the input here
+    // var not1 = try circuit.addComponent(Not);
+    // not1.invert_output = false;
+    // not1.component.inputs.items[0] = .{ .signal = &input }; // manually set the input here
 
-    var battery1 = try circuit.addComponent(Battery);
-    var battery2 = try circuit.addComponent(Battery);
-    var battery3 = try circuit.addComponent(Battery);
-    battery1.value = -0.5;
-    battery2.value = 0.5;
-    battery3.value = -1.0;
+    // var battery1 = try circuit.addComponent(Battery);
+    var battery1 = try Battery.init(allocator);
+    defer battery1.deinit(allocator);
+    try circuit.components.append(circuit.allocator, battery1.component);
+    battery1.component = circuit.components.items[0];
+    try circuit.source_components.append(circuit.allocator, &battery1.component);
+    // std.debug.print("{any}\n\n", .{circuit.components.items});
+    // std.debug.print("{any}\n\n", .{circuit.source_components.items});
+    std.debug.print("{*} == {*}\n\n", .{ &circuit.components.items[0], circuit.source_components.items[0] });
+    // var battery2 = try circuit.addComponent(Battery);
+    // var battery3 = try circuit.addComponent(Battery);
+    // battery1.value = -0.5;
+    // battery2.value = 0.5;
+    // battery3.value = -1.0;
 
-    var or1 = try circuit.addComponent(Or);
-    var or2 = try circuit.addComponent(Or);
-    or1.arithmetic_mode = true;
-    or2.arithmetic_mode = true;
-    try or1.component.setNumInputs(allocator, 3);
-    try or2.component.setNumInputs(allocator, 3);
+    // var or1 = try circuit.addComponent(Or);
+    // var or2 = try circuit.addComponent(Or);
+    // or1.arithmetic_mode = true;
+    // or2.arithmetic_mode = true;
+    // try or1.component.setNumInputs(allocator, 3);
+    // try or2.component.setNumInputs(allocator, 3);
 
-    var or3 = try circuit.addComponent(Or);
-    var or4 = try circuit.addComponent(Or);
-    var or5 = try circuit.addComponent(Or);
+    // var or3 = try circuit.addComponent(Or);
+    // var or4 = try circuit.addComponent(Or);
+    // var or5 = try circuit.addComponent(Or);
 
-    var or6 = try circuit.addComponent(Or);
-    var or7 = try circuit.addComponent(Or);
-    var or8 = try circuit.addComponent(Or);
-    var and1 = try circuit.addComponent(And);
-    var and2 = try circuit.addComponent(And);
-    or6.arithmetic_mode = true;
-    or7.arithmetic_mode = true;
-    or8.arithmetic_mode = true;
-    and1.arithmetic_mode = true;
-    and2.arithmetic_mode = true;
+    // var or6 = try circuit.addComponent(Or);
+    // var or7 = try circuit.addComponent(Or);
+    // var or8 = try circuit.addComponent(Or);
+    // var and1 = try circuit.addComponent(And);
+    // var and2 = try circuit.addComponent(And);
+    // or6.arithmetic_mode = true;
+    // or7.arithmetic_mode = true;
+    // or8.arithmetic_mode = true;
+    // and1.arithmetic_mode = true;
+    // and2.arithmetic_mode = true;
 
-    battery1.component.connect(0, &or3.component, 1);
-    battery1.component.connect(0, &or4.component, 1);
-    battery1.component.connect(0, &or5.component, 1);
+    // battery1.component.connect(0, &or3.component, 1);
+    // battery1.component.connect(0, &or4.component, 1);
+    // battery1.component.connect(0, &or5.component, 1);
 
-    battery2.component.connect(0, &or6.component, 0);
-    battery2.component.connect(0, &or7.component, 0);
-    battery2.component.connect(0, &or8.component, 0);
+    // battery2.component.connect(0, &or6.component, 0);
+    // battery2.component.connect(0, &or7.component, 0);
+    // battery2.component.connect(0, &or8.component, 0);
 
-    battery3.component.connect(0, &and1.component, 0);
-    battery3.component.connect(0, &and2.component, 0);
+    // battery3.component.connect(0, &and1.component, 0);
+    // battery3.component.connect(0, &and2.component, 0);
 
-    not1.component.connect(0, &or3.component, 0);
-    not1.component.connect(0, &or1.component, 0);
-    not1.component.connect(0, &or1.component, 1);
+    // not1.component.connect(0, &or3.component, 0);
+    // not1.component.connect(0, &or1.component, 0);
+    // not1.component.connect(0, &or1.component, 1);
 
-    or1.component.connect(0, &or4.component, 0);
-    or1.component.connect(0, &or2.component, 0);
-    or1.component.connect(0, &or2.component, 1);
-    or2.component.connect(0, &or5.component, 0);
+    // or1.component.connect(0, &or4.component, 0);
+    // or1.component.connect(0, &or2.component, 0);
+    // or1.component.connect(0, &or2.component, 1);
+    // or2.component.connect(0, &or5.component, 0);
 
-    or3.component.connect(0, &or6.component, 1);
-    or4.component.connect(0, &or7.component, 1);
-    or5.component.connect(0, &or8.component, 1);
+    // or3.component.connect(0, &or6.component, 1);
+    // or4.component.connect(0, &or7.component, 1);
+    // or5.component.connect(0, &or8.component, 1);
 
-    or6.component.connect(0, &and1.component, 1);
-    and1.component.connect(0, &or1.component, 2);
-    or7.component.connect(0, &and2.component, 1);
-    and2.component.connect(0, &or2.component, 2);
+    // or6.component.connect(0, &and1.component, 1);
+    // and1.component.connect(0, &or1.component, 2);
+    // or7.component.connect(0, &and2.component, 1);
+    // and2.component.connect(0, &or2.component, 2);
 
     try circuit.tick();
 
@@ -127,13 +135,13 @@ pub const Circuit = struct {
         self.components.deinit(self.allocator);
     }
 
-    pub fn addComponent(self: *Circuit, comptime T: type) !T {
-        var c = try T.init(self.allocator);
-        errdefer c.deinit(self.allocator);
-        try self.components.append(self.allocator, c.component);
-        if (T == Battery) try self.source_components.append(self.allocator, &c.component);
-        return c;
-    }
+    // pub fn addComponent(self: *Circuit, comptime T: type) !T {
+    //     var c = try T.init(self.allocator);
+    //     errdefer c.deinit(self.allocator);
+    //     try self.components.append(self.allocator, c.component);
+    //     // if (T == Battery) try self.source_components.append(self.allocator, &c.component);
+    //     return c;
+    // }
 
     pub fn tick(self: *Circuit) !void {
         var process_order_solver = try ProcessOrderSolver.init(self);
@@ -162,11 +170,14 @@ pub const Circuit = struct {
         }
 
         pub fn solve(self: *ProcessOrderSolver) ProcessOrder {
+            // std.debug.print("{any}\n\n", .{self.circuit.source_components.items});
             for (self.circuit.source_components.items) |source_component| {
                 var component = source_component;
                 // while (true) blk: {
                 // component.process();
-                self.solved[self.componentIndex(component).?] = true;
+                // std.debug.print("source component {any}\n\n", .{source_component});
+                const idx = self.componentIndex(component);
+                self.solved[idx.?] = true;
                 component = component.outputs.items[0].connection.?;
                 std.debug.print("{any}\n", .{component});
                 // }
@@ -176,9 +187,16 @@ pub const Circuit = struct {
 
         fn componentIndex(self: ProcessOrderSolver, component: *Component) ?usize {
             for (self.circuit.components.items, 0..) |c, i| {
-                std.debug.print("{any} == {any}\n", .{ component, &c });
+                // std.debug.print("{any} == {any}\n", .{ component, &c });
+                std.debug.print("{*} == {*}\n", .{ component, &c });
+                // std.debug.print("{s}\n{s}\n{any}\n\n", .{
+                //     std.fmt.fmtSliceHexLower(std.mem.asBytes(component)),
+                //     std.fmt.fmtSliceHexLower(std.mem.asBytes(&c)),
+                //     std.mem.eql(u8, std.mem.asBytes(component), std.mem.asBytes(&c)),
+                // });
+                // if (std.mem.eql(u8, std.mem.asBytes(component), std.mem.asBytes(&c))) {
                 if (component == &c) {
-                    std.debug.print("component index {d}\n", .{i});
+                    // std.debug.print("component index {d}\n", .{i});
                     return i;
                 }
             }
@@ -264,13 +282,6 @@ pub const Component = struct {
     };
     const Inputs = std.ArrayListUnmanaged(Input);
     const Outputs = std.ArrayListUnmanaged(Output);
-
-    // const Connection = struct {
-    //     from: *Component,
-    //     from_idx: usize,
-    //     to: *Component,
-    //     to_idx: usize,
-    // };
 };
 
 pub const Signal = struct {