diff --git a/README.md b/README.md
index d31defd..170d310 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
-#COTS MBC
+COTS MBC
+========
 
 Process: Components Off the Shelf
 
@@ -7,81 +8,115 @@ Designation: Main Battle Computer
 Purpose: High-power portable computing with meso-scale build
 transparency and hardware hackability.
 
-Priorities: (From High to Low) 
+# Priorities
+From High to Low:
 
-0 - Commercially Available Components
+0. Commercially Available Components
+1. Performance
+2. Input/Output Devices
+3. Battery Life
+4. Aesthetics
+5. Mass
 
-1 - Performance
+# Parts Manifest
 
-2 - Input/Output Devices
+## Key
 
-3 - Battery Life
+**P** — Preferred
 
-4 - Aesthetics
+**A** — Adequate
 
-5 - Mass
+**O** — Optional
 
-Parts Manifest: 
+**U** — Unranked
 
-P = Preferred A = Adequate O = Optional U = Unranked
+## Compute Unit 
 
-Compute Unit: 
-Sources:
-https://www.zotac.com/product/mini_pcs/zbox-e-series/all
-http://www.gigabyte.com/fileupload/microsite/363/images/pro.html
+Decision made 
 
-(P) Gigabyte Brix Pro GB-BXi7-4770R [0]
-(P) Zotac ZBOX-EI750-U [1]
+ntel NUC Skull Canyon NUC6i7KYK kit with 6th gen. Intel Core i7
+processor, M.2 SSD Compatible, Dual DDR4 Memory Max 32GB with Intel
+Iris Pro graphics, Thunderbolt 3, No OS, Windows 10 Compatible, 45W
+TDP
 
-[0] http://www.newegg.com/Product/Product.aspx?Item=N82E16856164012
-[1] http://www.newegg.com/Product/Product.aspx?Item=N82E16856173087
+Price: 649.99 USD
 
-Price: USD 600 - 800
+## Memory:
 
-Memory:
+Decision made
 
-(P) 16 (8 x 2) GiB 1600 MHz DDR3
+G.SKILL Ripjaws Series 32GB (2 x 16G) 260-Pin DDR4 SO-DIMM DDR4 2133
+(PC4 17000) Laptop Memory Model F4-2133C15D-32GRS32 GiB DDR4
 
-Price: USD 100 - 120
+Price: 159.99 USD
 
-Storage:
+## Storage:
 
-(P) 256 GiB mSATA SSD
+Decision made
 
-Price: USD USD 100 - 150
+SAMSUNG 950 PRO M.2 512GB PCI-Express 3.0 x4 Internal Solid State
+Drive (SSD) MZ-V5P512BW512 GB m.2 SSD, Samsung NVMe
 
-Power:
+Price: 317.99 USD
 
-(P) x2 Tenergy 12.8V 7Ah LiFePO4 Rechargeable Battery [2]
-(P) Tenergy 12.8V (4S) LiFePO4 Battery Pack Charger [3]
+## Screen:
 
-[2] http://www.all-battery.com/Tenergy12.8V7AhLiFePO4RechargeableBattery-31382.aspx
+Current choice
 
-[3] http://www.all-battery.com/Tenergy14-6V4S4ALiFePO4BatteryCharger-01386.aspx
+Adafruit Qualia 9.7" DisplayPort Monitor - 2048x1536 Resolution
 
-Price: USD 320 - 350
+Price: 224.95
 
-Input:
+Possible alternative
 
-(P) Ducky Mini 60% Mechanical Keyboard [4]
+[2560 * 1600 3x2 LCD Screen](http://www.aliexpress.com/item/for-Thinkpad-new-x1-carBon-lp140qh1-spa2-spb1-2560-1600-lcd-screen/32472051045.html?ws_ab_test=201526_4,201527_1_71_72_73_74_75,201409_3)
 
-[4] http://www.duckychannel.com.tw/en/ducky-mini/
+Price: 100-150 USD
 
-Price: USD 100 - 150
+## Main Power:
 
-Screen:
+**P** [x2 Tenergy 12.8V 7Ah LiFePO4 Rechargeable Battery](http://www.all-battery.com/Tenergy12.8V7AhLiFePO4RechargeableBattery-31382.aspx)
 
-(P) 2560 * 1600 3x2 LCD Screen [5]
+**P** [Tenergy 12.8V (4S) LiFePO4 Battery Pack Charger](http://www.all-battery.com/Tenergy14-6V4S4ALiFePO4BatteryCharger-01386.aspx)
 
-[5] http://www.aliexpress.com/item/for-Thinkpad-new-x1-carBon-lp140qh1-spa2-spb1-2560-1600-lcd-screen/32472051045.html?ws_ab_test=201526_4,201527_1_71_72_73_74_75,201409_3
+Price: 320-350 USD
 
-Price: USD 100 - 150
+## Screen Power:
 
-Case:
-Custom Metal
+[TBA]
 
-Price: (?) USD 200 - 300
+Price: [TBA]
 
-Total Cost Least Upper Bound:
+## Charge circuit:
 
-(P) USD 2020
+DC-DC converter
+
+Battery Management System (akin to e-bike?)
+
+[TBA]
+
+Price: [TBA]
+
+## Keyboard Input:
+
+**P** Custom Axiom gull-wing split 44-key mechanical keyboard
+
+Price: 100-150 USD
+
+## Audio I/O
+
+Combo audio jack microphone/headphone headset
+
+Speakers (?)
+
+Price: [TBA]
+
+## Case
+
+Pelican 1400/1450
+
+Price: 75-100 USD 
+
+## Total Cost 
+
+Least Upper Bound: **P** 2020 USD
diff --git a/models/cotsmbc.scad b/models/cotsmbc.scad
index 53591bf..8a4219e 100644
--- a/models/cotsmbc.scad
+++ b/models/cotsmbc.scad
@@ -1,3 +1,6 @@
+// cotsmbc.scad
+// SCAD design for COTS MBC case
+
 module lid() { //still need rod to connect lid to body
     
     difference() { //upper lid edge