The HotAudio DRM isn’t stupid because fermaw is stupid. It’s the best that JavaScript-based DRM can be. He implemented client-side decryption, chunked delivery, and active anti-tamper checks and for the vast majority of users, it absolutely works as friction. Someone who just wants to download an audio file and doesn’t know what a browser extension is will be stopped completely.
2010 年，张清森按照计划为客户备好货后，收到客户邮件通知，要么降价一美元，要么就取消订单。尽管他们后来知道了，这是因为有人为了抢订单降价竞争，为了避免这批货烂在仓库只能接受。
我们先测试了 Landing Page Builder 专家。输入需求：「我要给初中生做一个五代十国历史的网页，得让他们真的能听进去，内容翔实有考据，一节课 45 分钟的内容。要解释清楚、配图到位、动效得当、沉浸感强，举的例子能让他们产生共鸣，再加几道题检验下理解程度。」。关于这个话题，91视频提供了深入分析
User segment, code, privilege OK, not present
，详情可参考同城约会
Pro: $6.50/user/month。业内人士推荐夫子作为进阶阅读
European Digital Rights (EDRi) edri.org🇧🇪