bootstrapping what it could be the best way to build an online (scalable) video archive applying the subscription model ( ads on video yes or no? ) ?

ScreenFlow on OSX (Mac) works fantastic + will only set you back $100. The real perk with ScreenFlow is rendering, as ScreenFlow is a true multithreaded codebase, so will use available cores on your machine to speed up render/export time. Also ScreenFlow far surpasses FCP + Camtasia for audio quality.

If you wanted to get creative about things and keep your costs down try this. Dropbox business for $795 a year / unlimited storage "Embed from Dropbox The second option requires at least a basic understanding of how HTML embed codes work. It’s not complicated, so don’t be scared off, but it’s also not copy and pasting an embed code from YouTube. You’re essentially creating your own embed code. You start with the following HTML5 code as a template: <video width="320" height="240" controls="controls"> <source src="movie.mp4" type="video/mp4" /> </video> Now, follow the steps above on getting the link to the video. Then, where you see “movie.mp4,” you’ll want to replace this with that link. For example: https://www.dropbox.com/s/os60r63ogwfl408/your_video_here.mp4. Next, you’ll want to adjust your width & height. You’ll want to use dimensions that best fit within your site. I use this handy little chart to help me figure out the best size to ensure maximum size compatibility. When you’re all done, your embed code should look something like this: <video width="512" height="288" controls="controls"> <source src="https://www.dropbox.com/s/os60r63ogwfl408/your_video_here.mp4" type="video/mp4" /> </video>" referenced here http://www.lockergnome.com/media/2012/06/26/how-use-dropbox-host-stream-videos/

Give Vimeo a try.

https://rg3.github.io/youtube-dl is the tool I use for this. You can download a single video or an entire playlist. You can also use Firefox + http://www.downloadhelper.net extension. The Downloadhelper extension also allows scraping HTS streams, by playing them + recording the stream + dumping the stream into a file.

I remember that Adobe Media Encoder used to have options for water marking. Check that and possibly, but unlikely Apple Compressor out. Hope that helps!