[MIRROR] Clears unused research var (#12685)

Co-authored-by: Cameron Lennox <killer65311@gmail.com>

code/modules/modular_computers/hardware/battery_module.dm

@@ -6,7 +6,6 @@
 	icon_state = "battery_normal"
 	critical = 1
 	malfunction_probability = 1
-	origin_tech = list(TECH_POWER = 1, TECH_ENGINEERING = 1)
 	var/battery_rating = 750
 	var/obj/item/cell/battery = null
 
@@ -14,7 +13,6 @@
 	name = "advanced battery"
 	desc = "An advanced power cell, often used in most laptops. It is too large to be fitted into smaller devices. It's rating is 1100."
 	icon_state = "battery_advanced"
-	origin_tech = list(TECH_POWER = 2, TECH_ENGINEERING = 2)
 	hardware_size = 2
 	battery_rating = 1100
 
@@ -22,7 +20,6 @@
 	name = "super battery"
 	desc = "A very advanced power cell, often used in high-end devices, or as uninterruptable power supply for important consoles or servers. It's rating is 1500."
 	icon_state = "battery_super"
-	origin_tech = list(TECH_POWER = 3, TECH_ENGINEERING = 3)
 	hardware_size = 2
 	battery_rating = 1500
 
@@ -30,7 +27,6 @@
 	name = "ultra battery"
 	desc = "A very advanced large power cell. It's often used as uninterruptable power supply for critical consoles or servers. It's rating is 2000."
 	icon_state = "battery_ultra"
-	origin_tech = list(TECH_POWER = 5, TECH_ENGINEERING = 4)
 	hardware_size = 3
 	battery_rating = 2000
 
@@ -38,14 +34,12 @@
 	name = "micro battery"
 	desc = "A small power cell, commonly seen in most portable microcomputers. It's rating is 500."
 	icon_state = "battery_micro"
-	origin_tech = list(TECH_POWER = 2, TECH_ENGINEERING = 2)
 	battery_rating = 500
 
 /obj/item/computer_hardware/battery_module/nano
 	name = "nano battery"
 	desc = "A tiny power cell, commonly seen in low-end portable microcomputers. It's rating is 300."
 	icon_state = "battery_nano"
-	origin_tech = list(TECH_POWER = 1, TECH_ENGINEERING = 1)
 	battery_rating = 300
 
 // This is not intended to be obtainable in-game. Intended for adminbus and debugging purposes.

code/modules/modular_computers/hardware/card_slot.dm

@@ -5,7 +5,6 @@
 	critical = 0
 	icon_state = "cardreader"
 	hardware_size = 1
-	origin_tech = list(TECH_DATA = 2)
 
 	var/obj/item/card/id/stored_card = null
 

code/modules/modular_computers/hardware/hard_drive.dm

@@ -4,7 +4,6 @@
 	power_usage = 25					// SSD or something with low power usage
 	icon_state = "hdd_normal"
 	hardware_size = 1
-	origin_tech = list(TECH_DATA = 1, TECH_ENGINEERING = 1)
 
 	var/max_capacity = 128
 	var/used_capacity = 0
@@ -17,7 +16,6 @@
 	name = "advanced hard drive"
 	desc = "A small hybrid hard drive with 256GQ of storage capacity for use in higher grade computers where balance between power efficiency and capacity is desired."
 	max_capacity = 256
-	origin_tech = list(TECH_DATA = 2, TECH_ENGINEERING = 2)
 	power_usage = 50 					// Hybrid, medium capacity and medium power storage
 	icon_state = "hdd_advanced"
 	hardware_size = 2
@@ -26,7 +24,6 @@
 	name = "super hard drive"
 	desc = "A small hard drive with 512GQ of storage capacity for use in cluster storage solutions where capacity is more important than power efficiency."
 	max_capacity = 512
-	origin_tech = list(TECH_DATA = 3, TECH_ENGINEERING = 3)
 	power_usage = 100					// High-capacity but uses lots of power, shortening battery life. Best used with APC link.
 	icon_state = "hdd_super"
 	hardware_size = 2
@@ -35,7 +32,6 @@
 	name = "cluster hard drive"
 	desc = "A large storage cluster consisting of multiple hard drives for usage in high capacity storage systems. Has capacity of 2048 GQ."
 	power_usage = 500
-	origin_tech = list(TECH_DATA = 4, TECH_ENGINEERING = 4)
 	max_capacity = 2048
 	icon_state = "hdd_cluster"
 	hardware_size = 3
@@ -45,7 +41,6 @@
 	name = "small hard drive"
 	desc = "A small highly efficient solid state drive for portable devices."
 	power_usage = 10
-	origin_tech = list(TECH_DATA = 2, TECH_ENGINEERING = 2)
 	max_capacity = 64
 	icon_state = "hdd_small"
 	hardware_size = 1
@@ -54,7 +49,6 @@
 	name = "micro hard drive"
 	desc = "A small micro hard drive for portable devices."
 	power_usage = 2
-	origin_tech = list(TECH_DATA = 1, TECH_ENGINEERING = 1)
 	max_capacity = 32
 	icon_state = "hdd_micro"
 	hardware_size = 1

code/modules/modular_computers/hardware/nano_printer.dm

@@ -2,7 +2,6 @@
 	name = "nano printer"
 	desc = "Small integrated printer with paper recycling module."
 	power_usage = 50
-	origin_tech = list(TECH_DATA = 2, TECH_ENGINEERING = 2)
 	critical = 0
 	icon_state = "printer"
 	hardware_size = 1

code/modules/modular_computers/hardware/network_card.dm

@@ -4,7 +4,6 @@ GLOBAL_VAR_INIT(ntnet_card_uid, 1)
 	name = "basic NTNet network card"
 	desc = "A basic network card for usage with standard NTNet frequencies."
 	power_usage = 50
-	origin_tech = list(TECH_DATA = 2, TECH_ENGINEERING = 1)
 	critical = 0
 	icon_state = "netcard_basic"
 	hardware_size = 1
@@ -42,7 +41,6 @@ GLOBAL_VAR_INIT(ntnet_card_uid, 1)
 	name = "advanced NTNet network card"
 	desc = "An advanced network card for usage with standard NTNet frequencies. It's transmitter is strong enough to connect even when far away."
 	long_range = 1
-	origin_tech = list(TECH_DATA = 4, TECH_ENGINEERING = 2)
 	power_usage = 100 // Better range but higher power usage.
 	icon_state = "netcard_advanced"
 	hardware_size = 1
@@ -51,7 +49,6 @@ GLOBAL_VAR_INIT(ntnet_card_uid, 1)
 	name = "quantum NTNet network card"
 	desc = "A network card that can connect to NTnet from anywhere, using quantum entanglement."
 	long_range = 1
-	origin_tech = list(TECH_DATA = 6, TECH_ENGINEERING = 7)
 	power_usage = 200 // Infinite range but higher power usage.
 	icon_state = "netcard_advanced"
 	hardware_size = 1
@@ -72,7 +69,6 @@ GLOBAL_VAR_INIT(ntnet_card_uid, 1)
 	name = "wired NTNet network card"
 	desc = "An advanced network card for usage with standard NTNet frequencies. This one also supports wired connection."
 	ethernet = 1
-	origin_tech = list(TECH_DATA = 5, TECH_ENGINEERING = 3)
 	power_usage = 100 // Better range but higher power usage.
 	icon_state = "netcard_ethernet"
 	hardware_size = 3

code/modules/modular_computers/hardware/portable_hard_drive.dm

@@ -6,7 +6,6 @@
 	icon_state = "flashdrive_basic"
 	hardware_size = 1
 	max_capacity = 16
-	origin_tech = list(TECH_DATA = 1)
 
 /obj/item/computer_hardware/hard_drive/portable/advanced
 	name = "advanced data crystal"
@@ -15,7 +14,6 @@
 	icon_state = "flashdrive_advanced"
 	hardware_size = 1
 	max_capacity = 64
-	origin_tech = list(TECH_DATA = 2)
 
 /obj/item/computer_hardware/hard_drive/portable/super
 	name = "super data crystal"
@@ -24,7 +22,6 @@
 	icon_state = "flashdrive_super"
 	hardware_size = 1
 	max_capacity = 256
-	origin_tech = list(TECH_DATA = 4)
 
 /obj/item/computer_hardware/hard_drive/portable/Initialize(mapload)
 	. = ..()

code/modules/modular_computers/hardware/processor_unit.dm

@@ -9,7 +9,6 @@
 	power_usage = 50
 	critical = 1
 	malfunction_probability = 1
-	origin_tech = list(TECH_DATA = 3, TECH_ENGINEERING = 2)
 
 	var/max_idle_programs = 2 // 2 idle, + 1 active = 3 as said in description.
 
@@ -20,7 +19,6 @@
 	hardware_size = 1
 	power_usage = 25
 	max_idle_programs = 1
-	origin_tech = list(TECH_DATA = 2, TECH_ENGINEERING = 2)
 
 /obj/item/computer_hardware/processor_unit/photonic
 	name = "photonic processor"
@@ -29,7 +27,6 @@
 	hardware_size = 2
 	power_usage = 250
 	max_idle_programs = 4
-	origin_tech = list(TECH_DATA = 5, TECH_ENGINEERING = 4)
 
 /obj/item/computer_hardware/processor_unit/photonic/small
 	name = "photonic microprocessor"
@@ -38,7 +35,6 @@
 	hardware_size = 1
 	power_usage = 75
 	max_idle_programs = 2
-	origin_tech = list(TECH_DATA = 4, TECH_ENGINEERING = 3)
 
 /obj/item/computer_hardware/processor_unit/Destroy()
 	if(holder2 && (holder2.processor_unit == src))

code/modules/modular_computers/hardware/tesla_link.dm

@@ -5,7 +5,6 @@
 	enabled = 1
 	icon_state = "teslalink"
 	hardware_size = 1
-	origin_tech = list(TECH_DATA = 2, TECH_POWER = 3, TECH_ENGINEERING = 2)
 	var/passive_charging_rate = 250			// W
 
 /obj/item/computer_hardware/tesla_link/Destroy()