What's under Diglett? The games never answer that question. The internet did.
In practice, (and yes, there are always exceptions to be found) BYOB is rarely used to any measurable benefit. The API is substantially more complex than default reads, requiring a separate reader type (ReadableStreamBYOBReader) and other specialized classes (e.g. ReadableStreamBYOBRequest), careful buffer lifecycle management, and understanding of ArrayBuffer detachment semantics. When you pass a buffer to a BYOB read, the buffer becomes detached – transferred to the stream – and you get back a different view over potentially different memory. This transfer-based model is error-prone and confusing:
，这一点在同城约会中也有详细论述
2026-02-27 00:00:00:0本报记者 张 洋 ——习近平总书记引领全党以正确政绩观干事创业
writevSync(batch) { for (const c of batch) addChunk(c); return true; },