Well, it has been very slowly advancing for a while, but Sony has announced that they will stop producing Blu-ray discs, along with MiniDiscs, MiniDV cassettes, and MD data for recording.

LG Electronics finally stops manufacturing Blu-ray players, Blu-ray and DVD sales in the first half of 2024 will fall by about 22% year-on-year - GIGAZINE According to Sony's announcement ...

[Daniel Rojas] cleverly solved this problem by directly adding Bluetooth functionality to a Sony MZ-R500 MiniDisc Walkman. MiniDisc Walkmen are famously compact devices, so adding a full circuit ...