Shaka Player, Google's open-source video library powering streaming on millions of sites, maintains an active issue tracker that reads like a Safari hall of shame. As of July 2024, verified issues include persistent problems with FairPlay DRM implementation, MediaSource API memory leaks on iOS devices, and codec switching failures that cause playback to freeze mid-stream. The pattern is unmistakable: while Chrome, Firefox, and Edge handle HLS (HTTP Live Streaming) and DASH (Dynamic Adaptive Streaming over HTTP) with relative grace using MSE, Safari forces developers into a choose-your-poison scenario between Apple's native HLS support and the supposedly universal MSE standard. The technical reality gets gnarly fast. MSE allows JavaScript to feed video chunks to the browser's media pipeline, enabling adaptive bitrate streaming and DRM across platforms. Safari technically supports MSE, but with caveats that make seasoned developers want to throw their MacBooks out windows. Memory management in Safari's MSE implementation leaks like a sieve, particularly on iOS where apps get killed by the system when they exceed RAM limits. Shaka's issue #4789 (verified as still open in mid-2024) documents how Safari on iPad crashes after 20-30 minutes of 4K playback using MSE, while the same content plays flawlessly using native HLS. Apple's response? Radio silence. DRM adds another layer of pain. The industry has two primary encryption schemes: CENC (Common Encryption) and CBCS (Common Broadcast Stream encryption). Here's where Apple forces a painful choice: FairPlay Streaming on Safari and iOS devices ONLY supports CBCS encryption. Chrome, Firefox, and Edge support both CENC and CBCS with their respective DRM systems (Widevine and PlayReady), but Apple's FairPlay demands CBCS exclusively. This means content providers serving Apple devices must either encrypt everything twice (CENC for most platforms, CBCS for Apple) or choose CBCS for everything and hope older Android devices support it. CBCS is technically superior with better performance, but Apple's refusal to support CENC in FairPlay creates unnecessary fragmentation. The kicker: FairPlay itself requires developers to jump through hoops that Google's Widevine and Microsoft's PlayReady don't. You need a FairPlay Streaming (FPS) certificate from Apple, implement a specific license server handshake, and pray that Safari's quirks don't break your implementation. Shaka wraps this complexity, but can't eliminate it. The project's documentation openly warns that FairPlay support is "more complicated" than other DRM systems, corporate-speak for "Apple made this unnecessarily difficult." Comparing Shaka's issues with Video.js (another major open-source player) and JW Player (commercial leader) reveals Safari is the common denominator. Video.js issue tracker shows similar Safari-specific bugs: audio desync on iOS 15, seek failures with fragmented MP4, and HLS variant switching that breaks when using MSE instead of native playback. JW Player's public forums (searched July 2024) contain enterprise customers complaining about Safari requiring completely separate code paths. One streaming provider reported maintaining three different implementations: one for Chrome/Edge/Firefox using MSE with Widevine, one for Safari using native HLS with FairPlay, and a third for legacy devices. This is insane levels of overhead. The MSE versus native debate isn't theoretical. Industry consensus in 2024-2026 leans toward MSE for everything except Safari, where native HLS wins on stability despite losing features. MSE gives you frame-accurate seeking, better ad insertion, consistent UI across browsers, and unified DRM handling (except FairPlay). Native HLS in Safari is a black box: you get basic playback but lose granular control. Major streaming platforms like Netflix, YouTube, and Disney+ use MSE everywhere except Safari/iOS, where they reluctantly fall back to native. This fragmentation costs the industry millions in development hours annually. Apple's motivations are transparent: keeping web video slightly broken maintains the App Store's relevance. If Safari had bulletproof MSE support matching Chrome, developers could build streaming experiences that rival native apps. Instead, companies like Netflix and Spotify still maintain iOS apps partly because Safari can't be trusted with complex media workflows. Every bug Apple doesn't fix is a small tax on the open web, redirecting users toward App Store downloads where Apple collects 30% of subscriptions. The Safari team is competent, they choose not to prioritize parity with other browsers on video standards.