В Финляндии предупредили об опасном шаге ЕС против России09:28
Web streams use a locking model to prevent multiple consumers from interleaving reads. When you call getReader(), the stream becomes locked. While locked, nothing else can read from the stream directly, pipe it, or even cancel it — only the code that is actually holding the reader can.
，更多细节参见WPS下载最新地址
682 COUNTR - SLCTR TST_SEL_RET PTSELE DLY ; (delay slot of LCALL, executed before 5C9)
The problem is that calling it “DRM” sets expectations it simply cannot meet. Real DRM, you know; the kind that requires a motivated attacker to invest serious time and expertise to defeat; lives in hardware TEEs and requires commercial licensing. JavaScript DRM is not that. It’s sophisticated friction. And sophisticated friction, while valuable, is a completely different thing.