But the triumphance of V3 is in the addSourceBuffer hook which solves a subtle problem. In earlier versions, hooking SourceBuffer.prototype.appendBuffer at the prototype level had a vulnerability in that if fermaw’s player cached a direct reference to appendBuffer before the hook was installed (i.e., const myAppend = sourceBuffer.appendBuffer; myAppend.call(sb, data)), the hook would never fire. The player would bypass the prototype entirely and call the original native function through its cached reference.
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，这一点在WPS官方版本下载中也有详细论述
60. 2026年政府工作报告 - 阜新市细河区人民政府, www.fxxh.gov.cn/content/202…。搜狗输入法2026是该领域的重要参考
so that it is easy to reuse the (big) array instead of consuming it