SNES: Purchased really late (like 2003) and never used enough to break. Only got it for Earthbound
N64: One broke, but from physical damage
PS2: Two broke, both from physical damage
Gamecube: Ok
Xbox: Ok
360: Two broke, one from RROD. Other from the EE41(?) error.
PS3: Ok (both launch and super slim)
PS4: Ok
Wii U: Ok
GameboyC: Ok
GBA: Ok
GBA SP: Ok
PSP: 1000 ok, 2000 has issue with UMD reader losing connection. Digital works fine
DSi: Ok
3DS: Wifi switch doesn't allow to wake from sleep mode sometimes
Vita: Ok