The Evolution of the PlayStation Controller - Feature - Push Square
If only I knew what an analog button did... : r/gatekeeping
1997/1998 - The Release of the Playstation Dual Analog and DualShock Controllers - YouTube
Introducing the DualShock 4 Back Button Attachment – PlayStation.Blog
DualShock 4 Left Analog Stick Replacement - iFixit Repair Guide
Peripheral Vision: Sony's Dual Analog
PlayStation Analog Joystick - Wikipedia
DualShock Analog Controller - Codex Gamicus - Humanity's collective gaming knowledge at your fingertips.
The Evolution of the PlayStation Controller - IGN
Trigger Extended Button Analog Extender Thumbstick Grips Enhanced Thumb Stick Cap For PS4 Controller - Walmart.com
PlayStation controller - Wikipedia
Amazon.com: Nyko Core Controller - Wired Controller Alternative with Analog Face Buttons and Joystick for PlayStation 3 : Everything Else
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Bought a DS2 recently. Analog button works but my PS2 doesn't recognize the controller. Any ideas what the issue is and a possible fix? Or is this controller a dud? : r/ps2
Xelparuc Metal Buttons for Dual Shock , Aluminum Metal Thumbsticks Analog Grip & Bullet Buttons for PS4 Controller - Walmart.com
File:PlayStation Portable button Analog Stick.svg - Wikimedia Commons
1pair Hand Grip Extenders Caps For PS4 Controller for Playstation 4 Gamepad CQC FPS Analog Button Extender Rubber Joystick Cover|Replacement Parts & Accessories| - AliExpress
File:PlayStation button analog R.svg - Wikimedia Commons
The PlayStation 4 controller: What's new with the buttons and triggers (part 3, exclusive) | VentureBeat
Dual Analog Controller - Wikipedia
DualShock 4 drops analog buttons, citing lack of interest | Engadget
PlayStation controllers | Oldcomputr.com
