See how PlayStation revolutionized portable gaming with PlayStation Portable and the all new PlayStation Vita.
The PS Vita is my favourite sub-100$ portable gaming device by a landslide, I love this console to bits : r/SBCGaming
Evolution of PlayStation: Portable Gaming
The Evolution of PlayStation Handhelds (1999 - 2014)
PCMag - Will the Vita be the last handheld gaming device that Sony ever releases?
Sony handheld gaming consoles timeline – from PocketStation to PlayStation Vita
The Consumer Electronics Hall of Fame: Sony PlayStation Portable - IEEE Spectrum
the Prime Time Of Handheld Consoles – The portable power of the psp — sabukaru
the Prime Time Of Handheld Consoles – The portable power of the psp — sabukaru
Before PS5: A Look Back at PlayStation's Console History
A Handheld History is a unique celebration of portable platforms and their iconic games. Forty years ago, businessmen fiddling with calculators inspired Gunpei Yokoi to create the Game & Watch. Ever since then, handheld gaming has been hugely influential, spawning communities who trade Pokémon in the playground and share Miis on the subway.
A Handheld History [Book]
Video Game Controllers Through the Years