NES: D-Pad
GB: Handheld gaming boom (Twice)
Mega Drive - Parallax graphical awesomeness and 16-bit popularized
SNES: Diamond Face Buttons, Trigger Buttons, RPG boom.
Sega CD: CD-Rom console
PSX: 4 Triggers, successfully adopted the RPG boom from an unhealthy household.
N64: Analogt Sticks
PSX Dual Shock: Dual Analog Sticks, cheap games.
Dreamcast: First modern feeling console, online established.
PS2: Expanding the market
DS: Touch Screen Gaming popularized, brought back several dormant genres.
Wii: Motion Gaming popularized, IR pointer, made party gaming for parties, Virtual Console and WiiWare (evolved to EShop)
3DS: Glasses Free 3D, still the best looking parallax graphics (except maybe VR)
Switch: Hybrid popularized, Indie gaming heaven, finally brought back the RPG boom to their birth parents
I describe myself as a little dose of toxic masculinity.
