I found this browser extension which is supposed to do that for YouTube. https://github.com/mozilla/video-bg-play. I rearranged the code into this tampermonkey script. https://gitlab.com/bteastman/block-window-visibility/-/blob/main/Block_window_focus.user.js. Source: over 1 year ago

If this add-on works for you https://github.com/mozilla/video-bg-play You can try setting https://github.com/gorhill/uBlock/wiki/Advanced-settings#userresourceslocation to raw version of this script https://gist.github.com/gwarser/3b47b61863bffcfebe4498c77b2301cd#file-video-bg-play-js and adding youtube.com##+js(video-bg-play) to My filters. Source: over 1 year ago

You can read about how it works and view its source code at https://github.com/mozilla/video-bg-play. Source: about 2 years ago

Netflix seems to provide an app for Windows Laptops to watch titles offline. Chromebooks here too. https://help.netflix.com/en/node/54816 MacOS is absent, but I'm sure it's not too far off using an Google Chromebook emulator with Google Play Store in UTM if it's a must. - Source: Hacker News / 10 months ago

Netflix on moble apps allows for downloading for offline viewing Youtube also allows for offline downloads of selected videos in selected areas on mobile. Source: over 1 year ago

Get a Kill-A-Watt, or something similar and start seeing how much power those things draw. My mini fridge uses about 400 watts per day. Rather than getting a coffee pot, get a french press and a good thermos. And instead of the tv and dvd player, can you just have a couple of tablets instead? They use far less power. Netflix lets you download stuff to watch offline or you can rip those DVDs to mp4 files and copy... Source: over 1 year ago

Netflix, Hulu (and probably others) offer portions of their content offline. If you have the right subscription, you can download the titles you want ahead of time to your laptop, iPad, etc. & watch them later on your deployment w/out having to rely on wifi. Source: almost 2 years ago

Any streaming service has some hidden downsides, Netflix is no exception. For example, you don’t get to keep anything after watching it online, the video quality is limited by the bandwidth available to you at any given moment, and the watch process will be not that smooth if you have a poor connection. No matter what your reasons may be, many users tend to download the content from Netflix to devices for watching... Source: almost 2 years ago