Sony Killing Walkman Cassette Player, Finally

The History of Portable Music Players

Finally found these after a year of searching! : r/cassetteculture

Old Gadgets The Crayon Files

The last Walkman (at least in the U.S.)

The Sony Walkman Is 39 Years Old – Flypaper

Sony MZ-NH1 Net MD / Hi-MD Walkman Portable Minidisc

FiiO's Walkman-inspired cassette player is a blast…

Sony Electronics Unveils Two New Walkman with Enhanced Sound

The Walkman Blog: Goodbye MiniDisc

Sony Is Finally Killing Off Betamax. Wait, Betamax Was Still Alive

Remembering the Sony Walkman

Vintage Sony Walkman Personal Stereo Cassette Tape Player Digital

Vintage Tech: Why the Minidisc Died Out and Why We Should Bring it

Of course, no list of influential gadgets would be complete