diff --git a/src/spider/runtime/Runtime.cpp b/src/spider/runtime/Runtime.cpp
index e46bfc4..ddb008e 100644
--- a/src/spider/runtime/Runtime.cpp
+++ b/src/spider/runtime/Runtime.cpp
@@ -34,7 +34,7 @@ namespace spider {
 
     void Runtime::run() {}
 
-    void Runtime::run(u64 n) {}
+    //void Runtime::run(u64 n) {}
 
     // Misc //
 
@@ -45,9 +45,10 @@ namespace spider {
     /**
      * Non-owning reel setup.
      */
-    void Runtime::hookReel(InstrReel* reel, bool own) {
-        cpu.hookInstrReel(reel);
-        if(own) this->reel = reel;
+    void Runtime::hookReel(InstrReel* newReel, bool own) {
+        delete this->reel;
+        cpu.hookInstrReel(newReel);
+        if(own) this->reel = newReel;
     }
 
 }
diff --git a/src/spider/runtime/Runtime.hpp b/src/spider/runtime/Runtime.hpp
index dba8bbc..905041b 100644
--- a/src/spider/runtime/Runtime.hpp
+++ b/src/spider/runtime/Runtime.hpp
@@ -75,7 +75,7 @@ namespace spider {
         /**
          * Non-owning reel setup.
          */
-        void hookReel(InstrReel* reel, bool own = false);
+        void hookReel(InstrReel* newReel, bool own = false);
 
     };
 
diff --git a/src/spider/runtime/instr/Instr_000-01F.cpp b/src/spider/runtime/instr/Instr_000-01F.cpp
index 088b8d9..c6c613b 100644
--- a/src/spider/runtime/instr/Instr_000-01F.cpp
+++ b/src/spider/runtime/instr/Instr_000-01F.cpp
@@ -68,17 +68,20 @@ namespace spider {
     }
 
     void CPU::COM() {
-        // TODO: Implement COM
         fetchOperDst();
         switch(_size){
             case 0b00: //byte
                 _dst->_u8 = ~_dst->_u8;
+                break;
             case 0b01: //short
                 _dst->_u16 = ~_dst->_u16;
+                break;
             case 0b10: //int
                 _dst->_u32 = ~_dst->_u32;
+                break;
             case 0b11: //long
                 _dst->_u64 = ~_dst->_u64;
+                break;
         }
         (this->*_post)();
     }
@@ -89,28 +92,36 @@ namespace spider {
         switch(_size){
             case 0b00: //byte
                 _dst->_u8 = 1 + ~_dst->_u8;
+                break;
             case 0b01: //short
                 _dst->_u16 = 1+ ~_dst->_u16;
+                break;
             case 0b10: //int
                 _dst->_u32 = 1 + ~_dst->_u32;
+                break;
             case 0b11: //long
                 _dst->_u64 = 1 + ~_dst->_u64;
+                break;
         }
         (this->*_post)();
     }
 
-    void CPU::EXS() {
+    void CPU::EXS() { // THIS IS INCORRECT!!!
         // TODO: Implement EXS
         fetchOperDst();
         switch(_size){
             case 0b00: //byte
                 _dst->_u32 = _dst->_u8 & 1;
+                break;
             case 0b01: //short
                 _dst->_u32 = _dst->_u16 & 1;
+                break;
             case 0b10: //int
                 _dst->_u32 = _dst->_u32 & 1;
+                break;
             case 0b11: //long
                 _dst->_u32 = _dst->_u64 & 1;
+                break;
         }
         _dst->_u32 = _dst->_u8;
         (this->*_post)();
diff --git a/src/spider/runtime/math/Matrix.cpp b/src/spider/runtime/math/Matrix.cpp
index 599001e..e0e81e0 100644
--- a/src/spider/runtime/math/Matrix.cpp
+++ b/src/spider/runtime/math/Matrix.cpp
@@ -5,6 +5,7 @@
 #include <algorithm>
 #include <cstring>
 
+/*
 namespace spider {
 
     template<typename T>
@@ -101,3 +102,4 @@ namespace spider {
     }
 
 }
+*/
diff --git a/src/spider/runtime/math/Matrix.hpp b/src/spider/runtime/math/Matrix.hpp
index 4b62046..31760cf 100644
--- a/src/spider/runtime/math/Matrix.hpp
+++ b/src/spider/runtime/math/Matrix.hpp
@@ -2,6 +2,7 @@
 
 #include <spider/runtime/common.hpp>
 
+/*
 namespace spider {
 
     template<typename T>
@@ -27,3 +28,4 @@ namespace spider {
     f64 matrix_det(Matrix<f64> mat);
 
 }
+*/
\ No newline at end of file
diff --git a/src/spider/runtime/math/Matrix_Multiply.cpp b/src/spider/runtime/math/Matrix_Multiply.cpp
index df708aa..7d06acf 100644
--- a/src/spider/runtime/math/Matrix_Multiply.cpp
+++ b/src/spider/runtime/math/Matrix_Multiply.cpp
@@ -1,6 +1,6 @@
 #include <iostream>
 
-
+/*
 template<typename T, int Rows, int Cols>
 struct Matrix {
     T data[Rows][Cols];
@@ -106,3 +106,4 @@ Matrix<T, M, P> mat_multiply(Matrix<T, M, N> A, Matrix<T, N, P> B) {
     
     return result; 
 }
+*/
\ No newline at end of file
diff --git a/src/spider/runtime/math/Quat.cpp b/src/spider/runtime/math/Quat.cpp
index 433bd00..890a6c3 100644
--- a/src/spider/runtime/math/Quat.cpp
+++ b/src/spider/runtime/math/Quat.cpp
@@ -30,17 +30,17 @@ namespace spider {
         return quat_mul_gnrl<f32>(q1, q2);
     }
 
-    void quat_mat(Quat<f32> quat, f32* mat) {
-        // TODO
-    }
+    //void quat_mat(Quat<f32> quat, f32* mat) {
+    //    // TODO
+    //}
 
     Quat<f64> quat_mul(Quat<f64> q1, Quat<f64> q2) {
         return quat_mul_gnrl<f64>(q1, q2);
     }
 
-    void quat_mat(Quat<f64> q1, f64* mat) {
-        // TODO
-    }
+    //void quat_mat(Quat<f64> q1, f64* mat) {
+    //    // TODO
+    //}
 
     /*
     int quatMain() {
diff --git a/src/spider/runtime/reel/InstrReelDyn.cpp b/src/spider/runtime/reel/InstrReelDyn.cpp
index 701572f..003df88 100644
--- a/src/spider/runtime/reel/InstrReelDyn.cpp
+++ b/src/spider/runtime/reel/InstrReelDyn.cpp
@@ -9,7 +9,7 @@ namespace spider {
         growTo((length >> 8) + ((length & 255) != 0));
     }
 
-    InstrReelDyn::InstrReelDyn(const u8* data, u64 length) {}
+    //InstrReelDyn::InstrReelDyn(const u8* data, u64 length) {}
 
     InstrReelDyn::InstrReelDyn(const InstrReelDyn& copy)
         : _blocks(copy._blocks), _size(copy._size) {
@@ -89,7 +89,7 @@ namespace spider {
         dat = 0;
         for (isize i = 0; i < sizeof(dat); i++) {
             auto& b = _blocks[(b_index + s_index) >> 8];
-            dat |= u16(b.data[s_index++ & 0xFF]) << (i * 8);
+            dat |= u16(b.data[s_index++ & 0xFF] << (i * 8));
         }
         return dat;
     }
@@ -196,17 +196,14 @@ namespace spider {
 
     // TODO!
 
-    void InstrReelDyn::writeU8(u64 ip, u8 dat) {}
-
-    void InstrReelDyn::writeU16(u64 ip, u16 dat) {}
-
-    void InstrReelDyn::writeU32(u64 ip, u32 dat) {}
-
-    void InstrReelDyn::writeU64(u64 ip, u64 dat) {}
+    //void InstrReelDyn::writeU8(u64 ip, u8 dat) {}
+    //void InstrReelDyn::writeU16(u64 ip, u16 dat) {}
+    //void InstrReelDyn::writeU32(u64 ip, u32 dat) {}
+    //void InstrReelDyn::writeU64(u64 ip, u64 dat) {}
 
     /**
      * Appends instruction at the end.
      */
-    void InstrReelDyn::append(u16 bc) {}
+    //void InstrReelDyn::append(u16 bc) {}
 
 }
diff --git a/src/spider/runtime/util/Terminal.cpp b/src/spider/runtime/util/Terminal.cpp
index 52eb4c8..55a589d 100644
--- a/src/spider/runtime/util/Terminal.cpp
+++ b/src/spider/runtime/util/Terminal.cpp
@@ -148,7 +148,7 @@ namespace spider {
 
         // 4. Overlay the title if provided
         if (!title.empty()) {
-            move(startRow, startCol + (width - title.size() - 2) / 2);
+            move(startRow, startCol + (width - i32(title.size()) - 2) / 2);
             std::cout << " " << title << " ";
         }